Home / 9,170.52-12,648.84-5,635.68

Finding the Fourth Proportional to 9,170.52, 12,648.84 and 5,635.68

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Solution

The fourth proportional to 9,170.52, 12,648.84 and 5,635.68 is: 7,773.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,170.52 : 12,648.84 = 5,635.68 : x
  2. Step 2: Convert to fraction form
    9,170.52/12,648.84 = 5,635.68/x
  3. Step 3: Cross multiply
    9,170.52x = 12,648.84 × 5,635.68
  4. Step 4: Simplify right side
    9,170.52x = 71,284,814.61
  5. Step 5: Solve for x
    x = 71,284,814.61/9,170.52
  6. Step 6: Final answer
    x = 7,773.26

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Similar ratio
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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.