Home / 2,569.67-3,540.90-1,773.23

Finding the Fourth Proportional to 2,569.67, 3,540.90 and 1,773.23

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Solution

The fourth proportional to 2,569.67, 3,540.90 and 1,773.23 is: 2,443.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,569.67 : 3,540.90 = 1,773.23 : x
  2. Step 2: Convert to fraction form
    2,569.67/3,540.90 = 1,773.23/x
  3. Step 3: Cross multiply
    2,569.67x = 3,540.90 × 1,773.23
  4. Step 4: Simplify right side
    2,569.67x = 6,278,843.39
  5. Step 5: Solve for x
    x = 6,278,843.39/2,569.67
  6. Step 6: Final answer
    x = 2,443.45

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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.