Home / 10,981.97-16,469.75-6,301.17

Finding the Fourth Proportional to 10,981.97, 16,469.75 and 6,301.17

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Solution

The fourth proportional to 10,981.97, 16,469.75 and 6,301.17 is: 9,449.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,981.97 : 16,469.75 = 6,301.17 : x
  2. Step 2: Convert to fraction form
    10,981.97/16,469.75 = 6,301.17/x
  3. Step 3: Cross multiply
    10,981.97x = 16,469.75 × 6,301.17
  4. Step 4: Simplify right side
    10,981.97x = 103,778,663.10
  5. Step 5: Solve for x
    x = 103,778,663.10/10,981.97
  6. Step 6: Final answer
    x = 9,449.92

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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.