Home / 2,245.90-3,363.62-2,168.04

Finding the Fourth Proportional to 2,245.90, 3,363.62 and 2,168.04

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Solution

The fourth proportional to 2,245.90, 3,363.62 and 2,168.04 is: 3,247.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245.90 : 3,363.62 = 2,168.04 : x
  2. Step 2: Convert to fraction form
    2,245.90/3,363.62 = 2,168.04/x
  3. Step 3: Cross multiply
    2,245.90x = 3,363.62 × 2,168.04
  4. Step 4: Simplify right side
    2,245.90x = 7,292,462.70
  5. Step 5: Solve for x
    x = 7,292,462.70/2,245.90
  6. Step 6: Final answer
    x = 3,247.01

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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.