Home / 3,531.45-4,876.16-2,412.43

Finding the Fourth Proportional to 3,531.45, 4,876.16 and 2,412.43

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Solution

The fourth proportional to 3,531.45, 4,876.16 and 2,412.43 is: 3,331.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.45 : 4,876.16 = 2,412.43 : x
  2. Step 2: Convert to fraction form
    3,531.45/4,876.16 = 2,412.43/x
  3. Step 3: Cross multiply
    3,531.45x = 4,876.16 × 2,412.43
  4. Step 4: Simplify right side
    3,531.45x = 11,763,394.67
  5. Step 5: Solve for x
    x = 11,763,394.67/3,531.45
  6. Step 6: Final answer
    x = 3,331.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.