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Finding the Fourth Proportional to 6,080.64, 9,121.14 and 4,013.88

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Solution

The fourth proportional to 6,080.64, 9,121.14 and 4,013.88 is: 6,020.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,080.64 : 9,121.14 = 4,013.88 : x
  2. Step 2: Convert to fraction form
    6,080.64/9,121.14 = 4,013.88/x
  3. Step 3: Cross multiply
    6,080.64x = 9,121.14 × 4,013.88
  4. Step 4: Simplify right side
    6,080.64x = 36,611,161.42
  5. Step 5: Solve for x
    x = 36,611,161.42/6,080.64
  6. Step 6: Final answer
    x = 6,020.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.