Home / 10,949.92-15,109.04-6,233.28

Finding the Fourth Proportional to 10,949.92, 15,109.04 and 6,233.28

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Solution

The fourth proportional to 10,949.92, 15,109.04 and 6,233.28 is: 8,600.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,949.92 : 15,109.04 = 6,233.28 : x
  2. Step 2: Convert to fraction form
    10,949.92/15,109.04 = 6,233.28/x
  3. Step 3: Cross multiply
    10,949.92x = 15,109.04 × 6,233.28
  4. Step 4: Simplify right side
    10,949.92x = 94,178,876.85
  5. Step 5: Solve for x
    x = 94,178,876.85/10,949.92
  6. Step 6: Final answer
    x = 8,600.87

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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.