Home / 11,141.92-15,373.45-6,606.03

Finding the Fourth Proportional to 11,141.92, 15,373.45 and 6,606.03

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Solution

The fourth proportional to 11,141.92, 15,373.45 and 6,606.03 is: 9,114.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,141.92 : 15,373.45 = 6,606.03 : x
  2. Step 2: Convert to fraction form
    11,141.92/15,373.45 = 6,606.03/x
  3. Step 3: Cross multiply
    11,141.92x = 15,373.45 × 6,606.03
  4. Step 4: Simplify right side
    11,141.92x = 101,557,471.90
  5. Step 5: Solve for x
    x = 101,557,471.90/11,141.92
  6. Step 6: Final answer
    x = 9,114.90

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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.