Home / 5,988.80-8,987.52-2,243.96

Finding the Fourth Proportional to 5,988.80, 8,987.52 and 2,243.96

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Solution

The fourth proportional to 5,988.80, 8,987.52 and 2,243.96 is: 3,367.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,988.80 : 8,987.52 = 2,243.96 : x
  2. Step 2: Convert to fraction form
    5,988.80/8,987.52 = 2,243.96/x
  3. Step 3: Cross multiply
    5,988.80x = 8,987.52 × 2,243.96
  4. Step 4: Simplify right side
    5,988.80x = 20,167,635.38
  5. Step 5: Solve for x
    x = 20,167,635.38/5,988.80
  6. Step 6: Final answer
    x = 3,367.56

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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.