Home / 6,126.32-8,454.32-3,331.76

Finding the Fourth Proportional to 6,126.32, 8,454.32 and 3,331.76

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Solution

The fourth proportional to 6,126.32, 8,454.32 and 3,331.76 is: 4,597.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,126.32 : 8,454.32 = 3,331.76 : x
  2. Step 2: Convert to fraction form
    6,126.32/8,454.32 = 3,331.76/x
  3. Step 3: Cross multiply
    6,126.32x = 8,454.32 × 3,331.76
  4. Step 4: Simplify right side
    6,126.32x = 28,167,765.20
  5. Step 5: Solve for x
    x = 28,167,765.20/6,126.32
  6. Step 6: Final answer
    x = 4,597.83

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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.