Home / 11,772.29-16,237.23-7,463.90

Finding the Fourth Proportional to 11,772.29, 16,237.23 and 7,463.90

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Solution

The fourth proportional to 11,772.29, 16,237.23 and 7,463.90 is: 10,294.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,772.29 : 16,237.23 = 7,463.90 : x
  2. Step 2: Convert to fraction form
    11,772.29/16,237.23 = 7,463.90/x
  3. Step 3: Cross multiply
    11,772.29x = 16,237.23 × 7,463.90
  4. Step 4: Simplify right side
    11,772.29x = 121,193,061.00
  5. Step 5: Solve for x
    x = 121,193,061.00/11,772.29
  6. Step 6: Final answer
    x = 10,294.77

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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.