Home / 10,437.38-15,562.96-9,278.27

Finding the Fourth Proportional to 10,437.38, 15,562.96 and 9,278.27

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Solution

The fourth proportional to 10,437.38, 15,562.96 and 9,278.27 is: 13,834.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,437.38 : 15,562.96 = 9,278.27 : x
  2. Step 2: Convert to fraction form
    10,437.38/15,562.96 = 9,278.27/x
  3. Step 3: Cross multiply
    10,437.38x = 15,562.96 × 9,278.27
  4. Step 4: Simplify right side
    10,437.38x = 144,397,344.88
  5. Step 5: Solve for x
    x = 144,397,344.88/10,437.38
  6. Step 6: Final answer
    x = 13,834.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.