Home / 3,127.62-4,691.84-1,046.73

Finding the Fourth Proportional to 3,127.62, 4,691.84 and 1,046.73

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Solution

The fourth proportional to 3,127.62, 4,691.84 and 1,046.73 is: 1,570.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,127.62 : 4,691.84 = 1,046.73 : x
  2. Step 2: Convert to fraction form
    3,127.62/4,691.84 = 1,046.73/x
  3. Step 3: Cross multiply
    3,127.62x = 4,691.84 × 1,046.73
  4. Step 4: Simplify right side
    3,127.62x = 4,911,084.45
  5. Step 5: Solve for x
    x = 4,911,084.45/3,127.62
  6. Step 6: Final answer
    x = 1,570.23

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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.