Home / 5,414.20-7,471.52-3,056.28

Finding the Fourth Proportional to 5,414.20, 7,471.52 and 3,056.28

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Solution

The fourth proportional to 5,414.20, 7,471.52 and 3,056.28 is: 4,217.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,414.20 : 7,471.52 = 3,056.28 : x
  2. Step 2: Convert to fraction form
    5,414.20/7,471.52 = 3,056.28/x
  3. Step 3: Cross multiply
    5,414.20x = 7,471.52 × 3,056.28
  4. Step 4: Simplify right side
    5,414.20x = 22,835,057.15
  5. Step 5: Solve for x
    x = 22,835,057.15/5,414.20
  6. Step 6: Final answer
    x = 4,217.62

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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.