Home / 3,531.60-4,873.62-1,959.72

Finding the Fourth Proportional to 3,531.60, 4,873.62 and 1,959.72

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Solution

The fourth proportional to 3,531.60, 4,873.62 and 1,959.72 is: 2,704.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.60 : 4,873.62 = 1,959.72 : x
  2. Step 2: Convert to fraction form
    3,531.60/4,873.62 = 1,959.72/x
  3. Step 3: Cross multiply
    3,531.60x = 4,873.62 × 1,959.72
  4. Step 4: Simplify right side
    3,531.60x = 9,550,930.59
  5. Step 5: Solve for x
    x = 9,550,930.59/3,531.60
  6. Step 6: Final answer
    x = 2,704.42

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1.5x scale

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.