Home / 3,531.68-4,873.72-1,959.77

Finding the Fourth Proportional to 3,531.68, 4,873.72 and 1,959.77

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Solution

The fourth proportional to 3,531.68, 4,873.72 and 1,959.77 is: 2,704.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.68 : 4,873.72 = 1,959.77 : x
  2. Step 2: Convert to fraction form
    3,531.68/4,873.72 = 1,959.77/x
  3. Step 3: Cross multiply
    3,531.68x = 4,873.72 × 1,959.77
  4. Step 4: Simplify right side
    3,531.68x = 9,551,377.53
  5. Step 5: Solve for x
    x = 9,551,377.53/3,531.68
  6. Step 6: Final answer
    x = 2,704.49

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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.