Home / 10,151.16-15,226.82-3,575.84

Finding the Fourth Proportional to 10,151.16, 15,226.82 and 3,575.84

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Solution

The fourth proportional to 10,151.16, 15,226.82 and 3,575.84 is: 5,363.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,151.16 : 15,226.82 = 3,575.84 : x
  2. Step 2: Convert to fraction form
    10,151.16/15,226.82 = 3,575.84/x
  3. Step 3: Cross multiply
    10,151.16x = 15,226.82 × 3,575.84
  4. Step 4: Simplify right side
    10,151.16x = 54,448,672.03
  5. Step 5: Solve for x
    x = 54,448,672.03/10,151.16
  6. Step 6: Final answer
    x = 5,363.79

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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.