Home / 5,248.68-7,862.55-3,162.39

Finding the Fourth Proportional to 5,248.68, 7,862.55 and 3,162.39

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Solution

The fourth proportional to 5,248.68, 7,862.55 and 3,162.39 is: 4,737.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,248.68 : 7,862.55 = 3,162.39 : x
  2. Step 2: Convert to fraction form
    5,248.68/7,862.55 = 3,162.39/x
  3. Step 3: Cross multiply
    5,248.68x = 7,862.55 × 3,162.39
  4. Step 4: Simplify right side
    5,248.68x = 24,864,449.49
  5. Step 5: Solve for x
    x = 24,864,449.49/5,248.68
  6. Step 6: Final answer
    x = 4,737.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.