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Finding the Fourth Proportional to 9,249.88, 12,781.74 and 6,592.67

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Solution

The fourth proportional to 9,249.88, 12,781.74 and 6,592.67 is: 9,109.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,249.88 : 12,781.74 = 6,592.67 : x
  2. Step 2: Convert to fraction form
    9,249.88/12,781.74 = 6,592.67/x
  3. Step 3: Cross multiply
    9,249.88x = 12,781.74 × 6,592.67
  4. Step 4: Simplify right side
    9,249.88x = 84,265,793.85
  5. Step 5: Solve for x
    x = 84,265,793.85/9,249.88
  6. Step 6: Final answer
    x = 9,109.93

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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.