Home / 8,068.42-11,126.66-5,234.75

Finding the Fourth Proportional to 8,068.42, 11,126.66 and 5,234.75

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Solution

The fourth proportional to 8,068.42, 11,126.66 and 5,234.75 is: 7,218.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,068.42 : 11,126.66 = 5,234.75 : x
  2. Step 2: Convert to fraction form
    8,068.42/11,126.66 = 5,234.75/x
  3. Step 3: Cross multiply
    8,068.42x = 11,126.66 × 5,234.75
  4. Step 4: Simplify right side
    8,068.42x = 58,245,283.44
  5. Step 5: Solve for x
    x = 58,245,283.44/8,068.42
  6. Step 6: Final answer
    x = 7,218.92

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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.