Home / 3,531.66-4,873.68-1,959.90

Finding the Fourth Proportional to 3,531.66, 4,873.68 and 1,959.90

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Solution

The fourth proportional to 3,531.66, 4,873.68 and 1,959.90 is: 2,704.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.66 : 4,873.68 = 1,959.90 : x
  2. Step 2: Convert to fraction form
    3,531.66/4,873.68 = 1,959.90/x
  3. Step 3: Cross multiply
    3,531.66x = 4,873.68 × 1,959.90
  4. Step 4: Simplify right side
    3,531.66x = 9,551,925.43
  5. Step 5: Solve for x
    x = 9,551,925.43/3,531.66
  6. Step 6: Final answer
    x = 2,704.66

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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.