Home / 5,432.38-7,496.55-3,074.53

Finding the Fourth Proportional to 5,432.38, 7,496.55 and 3,074.53

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Solution

The fourth proportional to 5,432.38, 7,496.55 and 3,074.53 is: 4,242.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432.38 : 7,496.55 = 3,074.53 : x
  2. Step 2: Convert to fraction form
    5,432.38/7,496.55 = 3,074.53/x
  3. Step 3: Cross multiply
    5,432.38x = 7,496.55 × 3,074.53
  4. Step 4: Simplify right side
    5,432.38x = 23,048,367.87
  5. Step 5: Solve for x
    x = 23,048,367.87/5,432.38
  6. Step 6: Final answer
    x = 4,242.78

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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.