Home / 8,261.49-12,381.29-6,059.91

Finding the Fourth Proportional to 8,261.49, 12,381.29 and 6,059.91

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Solution

The fourth proportional to 8,261.49, 12,381.29 and 6,059.91 is: 9,081.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,261.49 : 12,381.29 = 6,059.91 : x
  2. Step 2: Convert to fraction form
    8,261.49/12,381.29 = 6,059.91/x
  3. Step 3: Cross multiply
    8,261.49x = 12,381.29 × 6,059.91
  4. Step 4: Simplify right side
    8,261.49x = 75,029,456.33
  5. Step 5: Solve for x
    x = 75,029,456.33/8,261.49
  6. Step 6: Final answer
    x = 9,081.84

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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.