Home / 3,987.33-6,000.01-3,289.61

Finding the Fourth Proportional to 3,987.33, 6,000.01 and 3,289.61

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Solution

The fourth proportional to 3,987.33, 6,000.01 and 3,289.61 is: 4,950.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,987.33 : 6,000.01 = 3,289.61 : x
  2. Step 2: Convert to fraction form
    3,987.33/6,000.01 = 3,289.61/x
  3. Step 3: Cross multiply
    3,987.33x = 6,000.01 × 3,289.61
  4. Step 4: Simplify right side
    3,987.33x = 19,737,699.67
  5. Step 5: Solve for x
    x = 19,737,699.67/3,987.33
  6. Step 6: Final answer
    x = 4,950.11

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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.