Home / 2,726.62-4,090.85-1,165.96

Finding the Fourth Proportional to 2,726.62, 4,090.85 and 1,165.96

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Solution

The fourth proportional to 2,726.62, 4,090.85 and 1,165.96 is: 1,749.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726.62 : 4,090.85 = 1,165.96 : x
  2. Step 2: Convert to fraction form
    2,726.62/4,090.85 = 1,165.96/x
  3. Step 3: Cross multiply
    2,726.62x = 4,090.85 × 1,165.96
  4. Step 4: Simplify right side
    2,726.62x = 4,769,767.47
  5. Step 5: Solve for x
    x = 4,769,767.47/2,726.62
  6. Step 6: Final answer
    x = 1,749.33

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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.