Home / 3,363.43-5,045.11-1,172.15

Finding the Fourth Proportional to 3,363.43, 5,045.11 and 1,172.15

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Solution

The fourth proportional to 3,363.43, 5,045.11 and 1,172.15 is: 1,758.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,363.43 : 5,045.11 = 1,172.15 : x
  2. Step 2: Convert to fraction form
    3,363.43/5,045.11 = 1,172.15/x
  3. Step 3: Cross multiply
    3,363.43x = 5,045.11 × 1,172.15
  4. Step 4: Simplify right side
    3,363.43x = 5,913,648.13
  5. Step 5: Solve for x
    x = 5,913,648.13/3,363.43
  6. Step 6: Final answer
    x = 1,758.22

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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.