Home / 9,104.17-13,658.82-8,236.66

Finding the Fourth Proportional to 9,104.17, 13,658.82 and 8,236.66

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Solution

The fourth proportional to 9,104.17, 13,658.82 and 8,236.66 is: 12,357.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,104.17 : 13,658.82 = 8,236.66 : x
  2. Step 2: Convert to fraction form
    9,104.17/13,658.82 = 8,236.66/x
  3. Step 3: Cross multiply
    9,104.17x = 13,658.82 × 8,236.66
  4. Step 4: Simplify right side
    9,104.17x = 112,503,056.34
  5. Step 5: Solve for x
    x = 112,503,056.34/9,104.17
  6. Step 6: Final answer
    x = 12,357.31

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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.