Home / 10,755.71-16,132.99-3,359.32

Finding the Fourth Proportional to 10,755.71, 16,132.99 and 3,359.32

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Solution

The fourth proportional to 10,755.71, 16,132.99 and 3,359.32 is: 5,038.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,755.71 : 16,132.99 = 3,359.32 : x
  2. Step 2: Convert to fraction form
    10,755.71/16,132.99 = 3,359.32/x
  3. Step 3: Cross multiply
    10,755.71x = 16,132.99 × 3,359.32
  4. Step 4: Simplify right side
    10,755.71x = 54,195,875.97
  5. Step 5: Solve for x
    x = 54,195,875.97/10,755.71
  6. Step 6: Final answer
    x = 5,038.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.