Home / 10,967.56-15,135.42-6,251.92

Finding the Fourth Proportional to 10,967.56, 15,135.42 and 6,251.92

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Solution

The fourth proportional to 10,967.56, 15,135.42 and 6,251.92 is: 8,627.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,967.56 : 15,135.42 = 6,251.92 : x
  2. Step 2: Convert to fraction form
    10,967.56/15,135.42 = 6,251.92/x
  3. Step 3: Cross multiply
    10,967.56x = 15,135.42 × 6,251.92
  4. Step 4: Simplify right side
    10,967.56x = 94,625,435.01
  5. Step 5: Solve for x
    x = 94,625,435.01/10,967.56
  6. Step 6: Final answer
    x = 8,627.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.