Home / 5,613.55-7,744.21-3,374.13

Finding the Fourth Proportional to 5,613.55, 7,744.21 and 3,374.13

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Solution

The fourth proportional to 5,613.55, 7,744.21 and 3,374.13 is: 4,654.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,613.55 : 7,744.21 = 3,374.13 : x
  2. Step 2: Convert to fraction form
    5,613.55/7,744.21 = 3,374.13/x
  3. Step 3: Cross multiply
    5,613.55x = 7,744.21 × 3,374.13
  4. Step 4: Simplify right side
    5,613.55x = 26,129,971.29
  5. Step 5: Solve for x
    x = 26,129,971.29/5,613.55
  6. Step 6: Final answer
    x = 4,654.80

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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.