Home / 5,613.96-7,741.53-3,724.88

Finding the Fourth Proportional to 5,613.96, 7,741.53 and 3,724.88

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Solution

The fourth proportional to 5,613.96, 7,741.53 and 3,724.88 is: 5,136.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,613.96 : 7,741.53 = 3,724.88 : x
  2. Step 2: Convert to fraction form
    5,613.96/7,741.53 = 3,724.88/x
  3. Step 3: Cross multiply
    5,613.96x = 7,741.53 × 3,724.88
  4. Step 4: Simplify right side
    5,613.96x = 28,836,270.27
  5. Step 5: Solve for x
    x = 28,836,270.27/5,613.96
  6. Step 6: Final answer
    x = 5,136.53

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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.