Home / 2,787.16-3,844.92-2,344.90

Finding the Fourth Proportional to 2,787.16, 3,844.92 and 2,344.90

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Solution

The fourth proportional to 2,787.16, 3,844.92 and 2,344.90 is: 3,234.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,787.16 : 3,844.92 = 2,344.90 : x
  2. Step 2: Convert to fraction form
    2,787.16/3,844.92 = 2,344.90/x
  3. Step 3: Cross multiply
    2,787.16x = 3,844.92 × 2,344.90
  4. Step 4: Simplify right side
    2,787.16x = 9,015,952.91
  5. Step 5: Solve for x
    x = 9,015,952.91/2,787.16
  6. Step 6: Final answer
    x = 3,234.82

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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.