Home / 5,425.38-7,487.01-3,067.53

Finding the Fourth Proportional to 5,425.38, 7,487.01 and 3,067.53

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Solution

The fourth proportional to 5,425.38, 7,487.01 and 3,067.53 is: 4,233.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,425.38 : 7,487.01 = 3,067.53 : x
  2. Step 2: Convert to fraction form
    5,425.38/7,487.01 = 3,067.53/x
  3. Step 3: Cross multiply
    5,425.38x = 7,487.01 × 3,067.53
  4. Step 4: Simplify right side
    5,425.38x = 22,966,627.79
  5. Step 5: Solve for x
    x = 22,966,627.79/5,425.38
  6. Step 6: Final answer
    x = 4,233.18

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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.