Home / 11,770.68-16,248.62-7,793.72

Finding the Fourth Proportional to 11,770.68, 16,248.62 and 7,793.72

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Solution

The fourth proportional to 11,770.68, 16,248.62 and 7,793.72 is: 10,758.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,770.68 : 16,248.62 = 7,793.72 : x
  2. Step 2: Convert to fraction form
    11,770.68/16,248.62 = 7,793.72/x
  3. Step 3: Cross multiply
    11,770.68x = 16,248.62 × 7,793.72
  4. Step 4: Simplify right side
    11,770.68x = 126,637,194.67
  5. Step 5: Solve for x
    x = 126,637,194.67/11,770.68
  6. Step 6: Final answer
    x = 10,758.70

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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.