Home / 3,132.15-4,698.17-1,258.52

Finding the Fourth Proportional to 3,132.15, 4,698.17 and 1,258.52

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Solution

The fourth proportional to 3,132.15, 4,698.17 and 1,258.52 is: 1,887.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.15 : 4,698.17 = 1,258.52 : x
  2. Step 2: Convert to fraction form
    3,132.15/4,698.17 = 1,258.52/x
  3. Step 3: Cross multiply
    3,132.15x = 4,698.17 × 1,258.52
  4. Step 4: Simplify right side
    3,132.15x = 5,912,711.12
  5. Step 5: Solve for x
    x = 5,912,711.12/3,132.15
  6. Step 6: Final answer
    x = 1,887.75

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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.