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Finding the Fourth Proportional to 12,344.76, 17,035.90 and 6,755.76

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Solution

The fourth proportional to 12,344.76, 17,035.90 and 6,755.76 is: 9,323.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,344.76 : 17,035.90 = 6,755.76 : x
  2. Step 2: Convert to fraction form
    12,344.76/17,035.90 = 6,755.76/x
  3. Step 3: Cross multiply
    12,344.76x = 17,035.90 × 6,755.76
  4. Step 4: Simplify right side
    12,344.76x = 115,090,451.78
  5. Step 5: Solve for x
    x = 115,090,451.78/12,344.76
  6. Step 6: Final answer
    x = 9,323.02

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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.