Home / 10,174.19-14,039.67-6,816.46

Finding the Fourth Proportional to 10,174.19, 14,039.67 and 6,816.46

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Solution

The fourth proportional to 10,174.19, 14,039.67 and 6,816.46 is: 9,406.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,174.19 : 14,039.67 = 6,816.46 : x
  2. Step 2: Convert to fraction form
    10,174.19/14,039.67 = 6,816.46/x
  3. Step 3: Cross multiply
    10,174.19x = 14,039.67 × 6,816.46
  4. Step 4: Simplify right side
    10,174.19x = 95,700,848.97
  5. Step 5: Solve for x
    x = 95,700,848.97/10,174.19
  6. Step 6: Final answer
    x = 9,406.24

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Half scale
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Double scale
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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.