Home / 5,414.46-7,472.55-3,176.70

Finding the Fourth Proportional to 5,414.46, 7,472.55 and 3,176.70

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Solution

The fourth proportional to 5,414.46, 7,472.55 and 3,176.70 is: 4,384.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,414.46 : 7,472.55 = 3,176.70 : x
  2. Step 2: Convert to fraction form
    5,414.46/7,472.55 = 3,176.70/x
  3. Step 3: Cross multiply
    5,414.46x = 7,472.55 × 3,176.70
  4. Step 4: Simplify right side
    5,414.46x = 23,738,049.59
  5. Step 5: Solve for x
    x = 23,738,049.59/5,414.46
  6. Step 6: Final answer
    x = 4,384.20

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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.