Home / 10,151.25-15,226.97-3,995.25

Finding the Fourth Proportional to 10,151.25, 15,226.97 and 3,995.25

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Solution

The fourth proportional to 10,151.25, 15,226.97 and 3,995.25 is: 5,992.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,151.25 : 15,226.97 = 3,995.25 : x
  2. Step 2: Convert to fraction form
    10,151.25/15,226.97 = 3,995.25/x
  3. Step 3: Cross multiply
    10,151.25x = 15,226.97 × 3,995.25
  4. Step 4: Simplify right side
    10,151.25x = 60,835,531.92
  5. Step 5: Solve for x
    x = 60,835,531.92/10,151.25
  6. Step 6: Final answer
    x = 5,992.91

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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.