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Finding the Fourth Proportional to 6,717.69, 10,089.11 and 6,169.14

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Solution

The fourth proportional to 6,717.69, 10,089.11 and 6,169.14 is: 9,265.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,717.69 : 10,089.11 = 6,169.14 : x
  2. Step 2: Convert to fraction form
    6,717.69/10,089.11 = 6,169.14/x
  3. Step 3: Cross multiply
    6,717.69x = 10,089.11 × 6,169.14
  4. Step 4: Simplify right side
    6,717.69x = 62,241,147.49
  5. Step 5: Solve for x
    x = 62,241,147.49/6,717.69
  6. Step 6: Final answer
    x = 9,265.26

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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.