Home / 8,967.88-13,452.40-2,728.37

Finding the Fourth Proportional to 8,967.88, 13,452.40 and 2,728.37

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Solution

The fourth proportional to 8,967.88, 13,452.40 and 2,728.37 is: 4,092.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,967.88 : 13,452.40 = 2,728.37 : x
  2. Step 2: Convert to fraction form
    8,967.88/13,452.40 = 2,728.37/x
  3. Step 3: Cross multiply
    8,967.88x = 13,452.40 × 2,728.37
  4. Step 4: Simplify right side
    8,967.88x = 36,703,070.61
  5. Step 5: Solve for x
    x = 36,703,070.61/8,967.88
  6. Step 6: Final answer
    x = 4,092.72

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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.