Home / 5,389.98-8,089.30-2,793.66

Finding the Fourth Proportional to 5,389.98, 8,089.30 and 2,793.66

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Solution

The fourth proportional to 5,389.98, 8,089.30 and 2,793.66 is: 4,192.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389.98 : 8,089.30 = 2,793.66 : x
  2. Step 2: Convert to fraction form
    5,389.98/8,089.30 = 2,793.66/x
  3. Step 3: Cross multiply
    5,389.98x = 8,089.30 × 2,793.66
  4. Step 4: Simplify right side
    5,389.98x = 22,598,753.84
  5. Step 5: Solve for x
    x = 22,598,753.84/5,389.98
  6. Step 6: Final answer
    x = 4,192.73

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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.