Home / 1,761.62-2,646.07-1,349.33

Finding the Fourth Proportional to 1,761.62, 2,646.07 and 1,349.33

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Solution

The fourth proportional to 1,761.62, 2,646.07 and 1,349.33 is: 2,026.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761.62 : 2,646.07 = 1,349.33 : x
  2. Step 2: Convert to fraction form
    1,761.62/2,646.07 = 1,349.33/x
  3. Step 3: Cross multiply
    1,761.62x = 2,646.07 × 1,349.33
  4. Step 4: Simplify right side
    1,761.62x = 3,570,405.03
  5. Step 5: Solve for x
    x = 3,570,405.03/1,761.62
  6. Step 6: Final answer
    x = 2,026.78

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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.