Home / 10,437.29-15,655.23-4,891.87

Finding the Fourth Proportional to 10,437.29, 15,655.23 and 4,891.87

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Solution

The fourth proportional to 10,437.29, 15,655.23 and 4,891.87 is: 7,337.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,437.29 : 15,655.23 = 4,891.87 : x
  2. Step 2: Convert to fraction form
    10,437.29/15,655.23 = 4,891.87/x
  3. Step 3: Cross multiply
    10,437.29x = 15,655.23 × 4,891.87
  4. Step 4: Simplify right side
    10,437.29x = 76,583,310.84
  5. Step 5: Solve for x
    x = 76,583,310.84/10,437.29
  6. Step 6: Final answer
    x = 7,337.47

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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.