Home / 3,270.57-4,895.13-1,787.52

Finding the Fourth Proportional to 3,270.57, 4,895.13 and 1,787.52

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Solution

The fourth proportional to 3,270.57, 4,895.13 and 1,787.52 is: 2,675.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270.57 : 4,895.13 = 1,787.52 : x
  2. Step 2: Convert to fraction form
    3,270.57/4,895.13 = 1,787.52/x
  3. Step 3: Cross multiply
    3,270.57x = 4,895.13 × 1,787.52
  4. Step 4: Simplify right side
    3,270.57x = 8,750,142.78
  5. Step 5: Solve for x
    x = 8,750,142.78/3,270.57
  6. Step 6: Final answer
    x = 2,675.42

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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.