Home / 3,531.89-5,299.70-1,682.66

Finding the Fourth Proportional to 3,531.89, 5,299.70 and 1,682.66

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Solution

The fourth proportional to 3,531.89, 5,299.70 and 1,682.66 is: 2,524.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.89 : 5,299.70 = 1,682.66 : x
  2. Step 2: Convert to fraction form
    3,531.89/5,299.70 = 1,682.66/x
  3. Step 3: Cross multiply
    3,531.89x = 5,299.70 × 1,682.66
  4. Step 4: Simplify right side
    3,531.89x = 8,917,598.04
  5. Step 5: Solve for x
    x = 8,917,598.04/3,531.89
  6. Step 6: Final answer
    x = 2,524.88

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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.