Home / 11,902.82-16,426.48-6,597.66

Finding the Fourth Proportional to 11,902.82, 16,426.48 and 6,597.66

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Solution

The fourth proportional to 11,902.82, 16,426.48 and 6,597.66 is: 9,105.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,902.82 : 16,426.48 = 6,597.66 : x
  2. Step 2: Convert to fraction form
    11,902.82/16,426.48 = 6,597.66/x
  3. Step 3: Cross multiply
    11,902.82x = 16,426.48 × 6,597.66
  4. Step 4: Simplify right side
    11,902.82x = 108,376,330.04
  5. Step 5: Solve for x
    x = 108,376,330.04/11,902.82
  6. Step 6: Final answer
    x = 9,105.10

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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.