Home / 5,456.75-8,189.98-2,536.70

Finding the Fourth Proportional to 5,456.75, 8,189.98 and 2,536.70

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Solution

The fourth proportional to 5,456.75, 8,189.98 and 2,536.70 is: 3,807.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,456.75 : 8,189.98 = 2,536.70 : x
  2. Step 2: Convert to fraction form
    5,456.75/8,189.98 = 2,536.70/x
  3. Step 3: Cross multiply
    5,456.75x = 8,189.98 × 2,536.70
  4. Step 4: Simplify right side
    5,456.75x = 20,775,474.97
  5. Step 5: Solve for x
    x = 20,775,474.97/5,456.75
  6. Step 6: Final answer
    x = 3,807.30

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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.