Home / 5,248.25-7,243.17-3,124.28

Finding the Fourth Proportional to 5,248.25, 7,243.17 and 3,124.28

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Solution

The fourth proportional to 5,248.25, 7,243.17 and 3,124.28 is: 4,311.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,248.25 : 7,243.17 = 3,124.28 : x
  2. Step 2: Convert to fraction form
    5,248.25/7,243.17 = 3,124.28/x
  3. Step 3: Cross multiply
    5,248.25x = 7,243.17 × 3,124.28
  4. Step 4: Simplify right side
    5,248.25x = 22,629,691.17
  5. Step 5: Solve for x
    x = 22,629,691.17/5,248.25
  6. Step 6: Final answer
    x = 4,311.85

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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.