Home / 4,757.34-7,129.13-3,275.04

Finding the Fourth Proportional to 4,757.34, 7,129.13 and 3,275.04

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Solution

The fourth proportional to 4,757.34, 7,129.13 and 3,275.04 is: 4,907.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,757.34 : 7,129.13 = 3,275.04 : x
  2. Step 2: Convert to fraction form
    4,757.34/7,129.13 = 3,275.04/x
  3. Step 3: Cross multiply
    4,757.34x = 7,129.13 × 3,275.04
  4. Step 4: Simplify right side
    4,757.34x = 23,348,169.54
  5. Step 5: Solve for x
    x = 23,348,169.54/4,757.34
  6. Step 6: Final answer
    x = 4,907.82

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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.