Home / 4,252.09-6,374.29-1,787.10

Finding the Fourth Proportional to 4,252.09, 6,374.29 and 1,787.10

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Solution

The fourth proportional to 4,252.09, 6,374.29 and 1,787.10 is: 2,679.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,252.09 : 6,374.29 = 1,787.10 : x
  2. Step 2: Convert to fraction form
    4,252.09/6,374.29 = 1,787.10/x
  3. Step 3: Cross multiply
    4,252.09x = 6,374.29 × 1,787.10
  4. Step 4: Simplify right side
    4,252.09x = 11,391,522.92
  5. Step 5: Solve for x
    x = 11,391,522.92/4,252.09
  6. Step 6: Final answer
    x = 2,679.04

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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.