Home / 10,434.08-15,652.72-3,770.08

Finding the Fourth Proportional to 10,434.08, 15,652.72 and 3,770.08

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Solution

The fourth proportional to 10,434.08, 15,652.72 and 3,770.08 is: 5,655.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,434.08 : 15,652.72 = 3,770.08 : x
  2. Step 2: Convert to fraction form
    10,434.08/15,652.72 = 3,770.08/x
  3. Step 3: Cross multiply
    10,434.08x = 15,652.72 × 3,770.08
  4. Step 4: Simplify right side
    10,434.08x = 59,012,006.62
  5. Step 5: Solve for x
    x = 59,012,006.62/10,434.08
  6. Step 6: Final answer
    x = 5,655.70

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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.