Home / 6,641.06-9,961.45-2,691.23

Finding the Fourth Proportional to 6,641.06, 9,961.45 and 2,691.23

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Solution

The fourth proportional to 6,641.06, 9,961.45 and 2,691.23 is: 4,036.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,641.06 : 9,961.45 = 2,691.23 : x
  2. Step 2: Convert to fraction form
    6,641.06/9,961.45 = 2,691.23/x
  3. Step 3: Cross multiply
    6,641.06x = 9,961.45 × 2,691.23
  4. Step 4: Simplify right side
    6,641.06x = 26,808,496.55
  5. Step 5: Solve for x
    x = 26,808,496.55/6,641.06
  6. Step 6: Final answer
    x = 4,036.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.