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Finding the Fourth Proportional to 8,097.53, 12,126.02 and 5,127.03

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Solution

The fourth proportional to 8,097.53, 12,126.02 and 5,127.03 is: 7,677.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,097.53 : 12,126.02 = 5,127.03 : x
  2. Step 2: Convert to fraction form
    8,097.53/12,126.02 = 5,127.03/x
  3. Step 3: Cross multiply
    8,097.53x = 12,126.02 × 5,127.03
  4. Step 4: Simplify right side
    8,097.53x = 62,170,442.69
  5. Step 5: Solve for x
    x = 62,170,442.69/8,097.53
  6. Step 6: Final answer
    x = 7,677.71

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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.