Home / 8,077.93-12,107.90-3,396.53

Finding the Fourth Proportional to 8,077.93, 12,107.90 and 3,396.53

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Solution

The fourth proportional to 8,077.93, 12,107.90 and 3,396.53 is: 5,091.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,077.93 : 12,107.90 = 3,396.53 : x
  2. Step 2: Convert to fraction form
    8,077.93/12,107.90 = 3,396.53/x
  3. Step 3: Cross multiply
    8,077.93x = 12,107.90 × 3,396.53
  4. Step 4: Simplify right side
    8,077.93x = 41,124,884.35
  5. Step 5: Solve for x
    x = 41,124,884.35/8,077.93
  6. Step 6: Final answer
    x = 5,091.02

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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.