Home / 10,359.68-15,535.41-4,512.20

Finding the Fourth Proportional to 10,359.68, 15,535.41 and 4,512.20

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Solution

The fourth proportional to 10,359.68, 15,535.41 and 4,512.20 is: 6,766.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,359.68 : 15,535.41 = 4,512.20 : x
  2. Step 2: Convert to fraction form
    10,359.68/15,535.41 = 4,512.20/x
  3. Step 3: Cross multiply
    10,359.68x = 15,535.41 × 4,512.20
  4. Step 4: Simplify right side
    10,359.68x = 70,098,799.32
  5. Step 5: Solve for x
    x = 70,098,799.32/10,359.68
  6. Step 6: Final answer
    x = 6,766.51

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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.