Home / 5,517.15-7,604.82-4,320.12

Finding the Fourth Proportional to 5,517.15, 7,604.82 and 4,320.12

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Solution

The fourth proportional to 5,517.15, 7,604.82 and 4,320.12 is: 5,954.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,517.15 : 7,604.82 = 4,320.12 : x
  2. Step 2: Convert to fraction form
    5,517.15/7,604.82 = 4,320.12/x
  3. Step 3: Cross multiply
    5,517.15x = 7,604.82 × 4,320.12
  4. Step 4: Simplify right side
    5,517.15x = 32,853,734.98
  5. Step 5: Solve for x
    x = 32,853,734.98/5,517.15
  6. Step 6: Final answer
    x = 5,954.84

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1.5x scale

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.