Home / 10,767.68-16,151.52-3,372.20

Finding the Fourth Proportional to 10,767.68, 16,151.52 and 3,372.20

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Solution

The fourth proportional to 10,767.68, 16,151.52 and 3,372.20 is: 5,058.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,767.68 : 16,151.52 = 3,372.20 : x
  2. Step 2: Convert to fraction form
    10,767.68/16,151.52 = 3,372.20/x
  3. Step 3: Cross multiply
    10,767.68x = 16,151.52 × 3,372.20
  4. Step 4: Simplify right side
    10,767.68x = 54,466,155.74
  5. Step 5: Solve for x
    x = 54,466,155.74/10,767.68
  6. Step 6: Final answer
    x = 5,058.30

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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.