Home / 4,787.18-6,605.97-2,691.62

Finding the Fourth Proportional to 4,787.18, 6,605.97 and 2,691.62

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Solution

The fourth proportional to 4,787.18, 6,605.97 and 2,691.62 is: 3,714.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,787.18 : 6,605.97 = 2,691.62 : x
  2. Step 2: Convert to fraction form
    4,787.18/6,605.97 = 2,691.62/x
  3. Step 3: Cross multiply
    4,787.18x = 6,605.97 × 2,691.62
  4. Step 4: Simplify right side
    4,787.18x = 17,780,760.97
  5. Step 5: Solve for x
    x = 17,780,760.97/4,787.18
  6. Step 6: Final answer
    x = 3,714.25

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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.