Home / 3,531.85-4,874.10-1,959.94

Finding the Fourth Proportional to 3,531.85, 4,874.10 and 1,959.94

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Solution

The fourth proportional to 3,531.85, 4,874.10 and 1,959.94 is: 2,704.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.85 : 4,874.10 = 1,959.94 : x
  2. Step 2: Convert to fraction form
    3,531.85/4,874.10 = 1,959.94/x
  3. Step 3: Cross multiply
    3,531.85x = 4,874.10 × 1,959.94
  4. Step 4: Simplify right side
    3,531.85x = 9,552,943.55
  5. Step 5: Solve for x
    x = 9,552,943.55/3,531.85
  6. Step 6: Final answer
    x = 2,704.80

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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.