Home / 4,578.12-6,318-3,517.43

Finding the Fourth Proportional to 4,578.12, 6,318 and 3,517.43

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Solution

The fourth proportional to 4,578.12, 6,318 and 3,517.43 is: 4,854.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,578.12 : 6,318 = 3,517.43 : x
  2. Step 2: Convert to fraction form
    4,578.12/6,318 = 3,517.43/x
  3. Step 3: Cross multiply
    4,578.12x = 6,318 × 3,517.43
  4. Step 4: Simplify right side
    4,578.12x = 22,223,091.15
  5. Step 5: Solve for x
    x = 22,223,091.15/4,578.12
  6. Step 6: Final answer
    x = 4,854.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.