Home / 8,557.04-12,825.76-3,869.97

Finding the Fourth Proportional to 8,557.04, 12,825.76 and 3,869.97

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Solution

The fourth proportional to 8,557.04, 12,825.76 and 3,869.97 is: 5,800.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,557.04 : 12,825.76 = 3,869.97 : x
  2. Step 2: Convert to fraction form
    8,557.04/12,825.76 = 3,869.97/x
  3. Step 3: Cross multiply
    8,557.04x = 12,825.76 × 3,869.97
  4. Step 4: Simplify right side
    8,557.04x = 49,635,306.43
  5. Step 5: Solve for x
    x = 49,635,306.43/8,557.04
  6. Step 6: Final answer
    x = 5,800.52

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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.