Home / 11,003.32-15,180.42-6,753.04

Finding the Fourth Proportional to 11,003.32, 15,180.42 and 6,753.04

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Solution

The fourth proportional to 11,003.32, 15,180.42 and 6,753.04 is: 9,316.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,003.32 : 15,180.42 = 6,753.04 : x
  2. Step 2: Convert to fraction form
    11,003.32/15,180.42 = 6,753.04/x
  3. Step 3: Cross multiply
    11,003.32x = 15,180.42 × 6,753.04
  4. Step 4: Simplify right side
    11,003.32x = 102,513,983.48
  5. Step 5: Solve for x
    x = 102,513,983.48/11,003.32
  6. Step 6: Final answer
    x = 9,316.64

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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.