Home / 10,329.52-15,490.94-4,088.38

Finding the Fourth Proportional to 10,329.52, 15,490.94 and 4,088.38

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Solution

The fourth proportional to 10,329.52, 15,490.94 and 4,088.38 is: 6,131.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,329.52 : 15,490.94 = 4,088.38 : x
  2. Step 2: Convert to fraction form
    10,329.52/15,490.94 = 4,088.38/x
  3. Step 3: Cross multiply
    10,329.52x = 15,490.94 × 4,088.38
  4. Step 4: Simplify right side
    10,329.52x = 63,332,849.28
  5. Step 5: Solve for x
    x = 63,332,849.28/10,329.52
  6. Step 6: Final answer
    x = 6,131.25

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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.