Home / 8,175.02-11,278.62-5,344.02

Finding the Fourth Proportional to 8,175.02, 11,278.62 and 5,344.02

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Solution

The fourth proportional to 8,175.02, 11,278.62 and 5,344.02 is: 7,372.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,175.02 : 11,278.62 = 5,344.02 : x
  2. Step 2: Convert to fraction form
    8,175.02/11,278.62 = 5,344.02/x
  3. Step 3: Cross multiply
    8,175.02x = 11,278.62 × 5,344.02
  4. Step 4: Simplify right side
    8,175.02x = 60,273,170.85
  5. Step 5: Solve for x
    x = 60,273,170.85/8,175.02
  6. Step 6: Final answer
    x = 7,372.85

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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.