Home / 11,006.17-15,195.06-7,236.02

Finding the Fourth Proportional to 11,006.17, 15,195.06 and 7,236.02

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Solution

The fourth proportional to 11,006.17, 15,195.06 and 7,236.02 is: 9,990.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,006.17 : 15,195.06 = 7,236.02 : x
  2. Step 2: Convert to fraction form
    11,006.17/15,195.06 = 7,236.02/x
  3. Step 3: Cross multiply
    11,006.17x = 15,195.06 × 7,236.02
  4. Step 4: Simplify right side
    11,006.17x = 109,951,768.91
  5. Step 5: Solve for x
    x = 109,951,768.91/11,006.17
  6. Step 6: Final answer
    x = 9,990.01

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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.