Home / 1,842.01-2,761.80-1,569.85

Finding the Fourth Proportional to 1,842.01, 2,761.80 and 1,569.85

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Solution

The fourth proportional to 1,842.01, 2,761.80 and 1,569.85 is: 2,353.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,842.01 : 2,761.80 = 1,569.85 : x
  2. Step 2: Convert to fraction form
    1,842.01/2,761.80 = 1,569.85/x
  3. Step 3: Cross multiply
    1,842.01x = 2,761.80 × 1,569.85
  4. Step 4: Simplify right side
    1,842.01x = 4,335,611.73
  5. Step 5: Solve for x
    x = 4,335,611.73/1,842.01
  6. Step 6: Final answer
    x = 2,353.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.