Home / 11,004.32-15,181.80-6,754.04

Finding the Fourth Proportional to 11,004.32, 15,181.80 and 6,754.04

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Solution

The fourth proportional to 11,004.32, 15,181.80 and 6,754.04 is: 9,318.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,004.32 : 15,181.80 = 6,754.04 : x
  2. Step 2: Convert to fraction form
    11,004.32/15,181.80 = 6,754.04/x
  3. Step 3: Cross multiply
    11,004.32x = 15,181.80 × 6,754.04
  4. Step 4: Simplify right side
    11,004.32x = 102,538,484.47
  5. Step 5: Solve for x
    x = 102,538,484.47/11,004.32
  6. Step 6: Final answer
    x = 9,318.02

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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.