Home / 5,701.04-7,864.62-3,712.76

Finding the Fourth Proportional to 5,701.04, 7,864.62 and 3,712.76

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Solution

The fourth proportional to 5,701.04, 7,864.62 and 3,712.76 is: 5,121.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,701.04 : 7,864.62 = 3,712.76 : x
  2. Step 2: Convert to fraction form
    5,701.04/7,864.62 = 3,712.76/x
  3. Step 3: Cross multiply
    5,701.04x = 7,864.62 × 3,712.76
  4. Step 4: Simplify right side
    5,701.04x = 29,199,446.55
  5. Step 5: Solve for x
    x = 29,199,446.55/5,701.04
  6. Step 6: Final answer
    x = 5,121.78

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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.