Home / 5,388.02-8,081.57-2,267.90

Finding the Fourth Proportional to 5,388.02, 8,081.57 and 2,267.90

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Solution

The fourth proportional to 5,388.02, 8,081.57 and 2,267.90 is: 3,401.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388.02 : 8,081.57 = 2,267.90 : x
  2. Step 2: Convert to fraction form
    5,388.02/8,081.57 = 2,267.90/x
  3. Step 3: Cross multiply
    5,388.02x = 8,081.57 × 2,267.90
  4. Step 4: Simplify right side
    5,388.02x = 18,328,188.17
  5. Step 5: Solve for x
    x = 18,328,188.17/5,388.02
  6. Step 6: Final answer
    x = 3,401.66

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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.