Home / 10,715.24-14,785.70-5,998.76

Finding the Fourth Proportional to 10,715.24, 14,785.70 and 5,998.76

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Solution

The fourth proportional to 10,715.24, 14,785.70 and 5,998.76 is: 8,277.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,715.24 : 14,785.70 = 5,998.76 : x
  2. Step 2: Convert to fraction form
    10,715.24/14,785.70 = 5,998.76/x
  3. Step 3: Cross multiply
    10,715.24x = 14,785.70 × 5,998.76
  4. Step 4: Simplify right side
    10,715.24x = 88,695,865.73
  5. Step 5: Solve for x
    x = 88,695,865.73/10,715.24
  6. Step 6: Final answer
    x = 8,277.54

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Find fourth proportional to 5,357.62, 7,392.85 and 2,999.38
Half scale
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Double scale
Find fourth proportional to 10,716.24, 14,787.08 and 5,999.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.