Home / 4,351.92-6,527.68-3,129.56

Finding the Fourth Proportional to 4,351.92, 6,527.68 and 3,129.56

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Solution

The fourth proportional to 4,351.92, 6,527.68 and 3,129.56 is: 4,694.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,351.92 : 6,527.68 = 3,129.56 : x
  2. Step 2: Convert to fraction form
    4,351.92/6,527.68 = 3,129.56/x
  3. Step 3: Cross multiply
    4,351.92x = 6,527.68 × 3,129.56
  4. Step 4: Simplify right side
    4,351.92x = 20,428,766.22
  5. Step 5: Solve for x
    x = 20,428,766.22/4,351.92
  6. Step 6: Final answer
    x = 4,694.20

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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.