Home / 4,507.20-6,219.88-2,517.70

Finding the Fourth Proportional to 4,507.20, 6,219.88 and 2,517.70

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Solution

The fourth proportional to 4,507.20, 6,219.88 and 2,517.70 is: 3,474.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,507.20 : 6,219.88 = 2,517.70 : x
  2. Step 2: Convert to fraction form
    4,507.20/6,219.88 = 2,517.70/x
  3. Step 3: Cross multiply
    4,507.20x = 6,219.88 × 2,517.70
  4. Step 4: Simplify right side
    4,507.20x = 15,659,791.88
  5. Step 5: Solve for x
    x = 15,659,791.88/4,507.20
  6. Step 6: Final answer
    x = 3,474.39

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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.