Home / 6,169.60-9,255.84-1,787.14

Finding the Fourth Proportional to 6,169.60, 9,255.84 and 1,787.14

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Solution

The fourth proportional to 6,169.60, 9,255.84 and 1,787.14 is: 2,681.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,169.60 : 9,255.84 = 1,787.14 : x
  2. Step 2: Convert to fraction form
    6,169.60/9,255.84 = 1,787.14/x
  3. Step 3: Cross multiply
    6,169.60x = 9,255.84 × 1,787.14
  4. Step 4: Simplify right side
    6,169.60x = 16,541,481.90
  5. Step 5: Solve for x
    x = 16,541,481.90/6,169.60
  6. Step 6: Final answer
    x = 2,681.13

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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.