Home / 8,061.85-12,094.97-3,379.40

Finding the Fourth Proportional to 8,061.85, 12,094.97 and 3,379.40

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Solution

The fourth proportional to 8,061.85, 12,094.97 and 3,379.40 is: 5,070.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,061.85 : 12,094.97 = 3,379.40 : x
  2. Step 2: Convert to fraction form
    8,061.85/12,094.97 = 3,379.40/x
  3. Step 3: Cross multiply
    8,061.85x = 12,094.97 × 3,379.40
  4. Step 4: Simplify right side
    8,061.85x = 40,873,709.60
  5. Step 5: Solve for x
    x = 40,873,709.60/8,061.85
  6. Step 6: Final answer
    x = 5,070.02

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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.