Home / 3,012.85-4,517.59-932.26

Finding the Fourth Proportional to 3,012.85, 4,517.59 and 932.26

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Solution

The fourth proportional to 3,012.85, 4,517.59 and 932.26 is: 1,397.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012.85 : 4,517.59 = 932.26 : x
  2. Step 2: Convert to fraction form
    3,012.85/4,517.59 = 932.26/x
  3. Step 3: Cross multiply
    3,012.85x = 4,517.59 × 932.26
  4. Step 4: Simplify right side
    3,012.85x = 4,211,568.45
  5. Step 5: Solve for x
    x = 4,211,568.45/3,012.85
  6. Step 6: Final answer
    x = 1,397.87

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1.5x scale

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.