Home / 6,414.12-9,613.15-3,445.27

Finding the Fourth Proportional to 6,414.12, 9,613.15 and 3,445.27

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Solution

The fourth proportional to 6,414.12, 9,613.15 and 3,445.27 is: 5,163.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,414.12 : 9,613.15 = 3,445.27 : x
  2. Step 2: Convert to fraction form
    6,414.12/9,613.15 = 3,445.27/x
  3. Step 3: Cross multiply
    6,414.12x = 9,613.15 × 3,445.27
  4. Step 4: Simplify right side
    6,414.12x = 33,119,897.30
  5. Step 5: Solve for x
    x = 33,119,897.30/6,414.12
  6. Step 6: Final answer
    x = 5,163.59

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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.