Home / 2,726.87-4,090.68-1,083.59

Finding the Fourth Proportional to 2,726.87, 4,090.68 and 1,083.59

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Solution

The fourth proportional to 2,726.87, 4,090.68 and 1,083.59 is: 1,625.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726.87 : 4,090.68 = 1,083.59 : x
  2. Step 2: Convert to fraction form
    2,726.87/4,090.68 = 1,083.59/x
  3. Step 3: Cross multiply
    2,726.87x = 4,090.68 × 1,083.59
  4. Step 4: Simplify right side
    2,726.87x = 4,432,599.49
  5. Step 5: Solve for x
    x = 4,432,599.49/2,726.87
  6. Step 6: Final answer
    x = 1,625.53

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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.