Home / 5,399.98-8,104.29-2,803.66

Finding the Fourth Proportional to 5,399.98, 8,104.29 and 2,803.66

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Solution

The fourth proportional to 5,399.98, 8,104.29 and 2,803.66 is: 4,207.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,399.98 : 8,104.29 = 2,803.66 : x
  2. Step 2: Convert to fraction form
    5,399.98/8,104.29 = 2,803.66/x
  3. Step 3: Cross multiply
    5,399.98x = 8,104.29 × 2,803.66
  4. Step 4: Simplify right side
    5,399.98x = 22,721,673.70
  5. Step 5: Solve for x
    x = 22,721,673.70/5,399.98
  6. Step 6: Final answer
    x = 4,207.73

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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.