Home / 6,126.18-8,454.18-3,331.68

Finding the Fourth Proportional to 6,126.18, 8,454.18 and 3,331.68

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Solution

The fourth proportional to 6,126.18, 8,454.18 and 3,331.68 is: 4,597.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,126.18 : 8,454.18 = 3,331.68 : x
  2. Step 2: Convert to fraction form
    6,126.18/8,454.18 = 3,331.68/x
  3. Step 3: Cross multiply
    6,126.18x = 8,454.18 × 3,331.68
  4. Step 4: Simplify right side
    6,126.18x = 28,166,622.42
  5. Step 5: Solve for x
    x = 28,166,622.42/6,126.18
  6. Step 6: Final answer
    x = 4,597.75

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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.