Home / 3,531.80-4,873.98-1,960.04

Finding the Fourth Proportional to 3,531.80, 4,873.98 and 1,960.04

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Solution

The fourth proportional to 3,531.80, 4,873.98 and 1,960.04 is: 2,704.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.80 : 4,873.98 = 1,960.04 : x
  2. Step 2: Convert to fraction form
    3,531.80/4,873.98 = 1,960.04/x
  3. Step 3: Cross multiply
    3,531.80x = 4,873.98 × 1,960.04
  4. Step 4: Simplify right side
    3,531.80x = 9,553,195.76
  5. Step 5: Solve for x
    x = 9,553,195.76/3,531.80
  6. Step 6: Final answer
    x = 2,704.91

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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.