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Finding the Fourth Proportional to 5,613.26, 7,737.48 and 3,841.79

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Solution

The fourth proportional to 5,613.26, 7,737.48 and 3,841.79 is: 5,295.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,613.26 : 7,737.48 = 3,841.79 : x
  2. Step 2: Convert to fraction form
    5,613.26/7,737.48 = 3,841.79/x
  3. Step 3: Cross multiply
    5,613.26x = 7,737.48 × 3,841.79
  4. Step 4: Simplify right side
    5,613.26x = 29,725,773.29
  5. Step 5: Solve for x
    x = 29,725,773.29/5,613.26
  6. Step 6: Final answer
    x = 5,295.63

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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.