Home / 4,530.20-6,251.92-2,540.70

Finding the Fourth Proportional to 4,530.20, 6,251.92 and 2,540.70

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Solution

The fourth proportional to 4,530.20, 6,251.92 and 2,540.70 is: 3,506.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,530.20 : 6,251.92 = 2,540.70 : x
  2. Step 2: Convert to fraction form
    4,530.20/6,251.92 = 2,540.70/x
  3. Step 3: Cross multiply
    4,530.20x = 6,251.92 × 2,540.70
  4. Step 4: Simplify right side
    4,530.20x = 15,884,246.79
  5. Step 5: Solve for x
    x = 15,884,246.79/4,530.20
  6. Step 6: Final answer
    x = 3,506.31

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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.