Home / 8,001.67-12,003.92-2,735.45

Finding the Fourth Proportional to 8,001.67, 12,003.92 and 2,735.45

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Solution

The fourth proportional to 8,001.67, 12,003.92 and 2,735.45 is: 4,103.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,001.67 : 12,003.92 = 2,735.45 : x
  2. Step 2: Convert to fraction form
    8,001.67/12,003.92 = 2,735.45/x
  3. Step 3: Cross multiply
    8,001.67x = 12,003.92 × 2,735.45
  4. Step 4: Simplify right side
    8,001.67x = 32,836,122.96
  5. Step 5: Solve for x
    x = 32,836,122.96/8,001.67
  6. Step 6: Final answer
    x = 4,103.66

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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.