Home / 6,126.34-8,451.62-4,082.70

Finding the Fourth Proportional to 6,126.34, 8,451.62 and 4,082.70

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Solution

The fourth proportional to 6,126.34, 8,451.62 and 4,082.70 is: 5,632.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,126.34 : 8,451.62 = 4,082.70 : x
  2. Step 2: Convert to fraction form
    6,126.34/8,451.62 = 4,082.70/x
  3. Step 3: Cross multiply
    6,126.34x = 8,451.62 × 4,082.70
  4. Step 4: Simplify right side
    6,126.34x = 34,505,428.97
  5. Step 5: Solve for x
    x = 34,505,428.97/6,126.34
  6. Step 6: Final answer
    x = 5,632.31

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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.