Home / 10,715.58-14,787.06-5,999.76

Finding the Fourth Proportional to 10,715.58, 14,787.06 and 5,999.76

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Solution

The fourth proportional to 10,715.58, 14,787.06 and 5,999.76 is: 8,279.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,715.58 : 14,787.06 = 5,999.76 : x
  2. Step 2: Convert to fraction form
    10,715.58/14,787.06 = 5,999.76/x
  3. Step 3: Cross multiply
    10,715.58x = 14,787.06 × 5,999.76
  4. Step 4: Simplify right side
    10,715.58x = 88,718,811.11
  5. Step 5: Solve for x
    x = 88,718,811.11/10,715.58
  6. Step 6: Final answer
    x = 8,279.42

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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.