Home / 11,572.49-17,359.55-5,727.53

Finding the Fourth Proportional to 11,572.49, 17,359.55 and 5,727.53

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Solution

The fourth proportional to 11,572.49, 17,359.55 and 5,727.53 is: 8,591.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,572.49 : 17,359.55 = 5,727.53 : x
  2. Step 2: Convert to fraction form
    11,572.49/17,359.55 = 5,727.53/x
  3. Step 3: Cross multiply
    11,572.49x = 17,359.55 × 5,727.53
  4. Step 4: Simplify right side
    11,572.49x = 99,427,343.41
  5. Step 5: Solve for x
    x = 99,427,343.41/11,572.49
  6. Step 6: Final answer
    x = 8,591.70

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1.5x scale

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.