Home / 5,342.28-7,377.66-4,551.72

Finding the Fourth Proportional to 5,342.28, 7,377.66 and 4,551.72

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Solution

The fourth proportional to 5,342.28, 7,377.66 and 4,551.72 is: 6,285.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,342.28 : 7,377.66 = 4,551.72 : x
  2. Step 2: Convert to fraction form
    5,342.28/7,377.66 = 4,551.72/x
  3. Step 3: Cross multiply
    5,342.28x = 7,377.66 × 4,551.72
  4. Step 4: Simplify right side
    5,342.28x = 33,581,042.58
  5. Step 5: Solve for x
    x = 33,581,042.58/5,342.28
  6. Step 6: Final answer
    x = 6,285.90

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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.