Home / 2,077.50-3,114.33-1,090.11

Finding the Fourth Proportional to 2,077.50, 3,114.33 and 1,090.11

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Solution

The fourth proportional to 2,077.50, 3,114.33 and 1,090.11 is: 1,634.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077.50 : 3,114.33 = 1,090.11 : x
  2. Step 2: Convert to fraction form
    2,077.50/3,114.33 = 1,090.11/x
  3. Step 3: Cross multiply
    2,077.50x = 3,114.33 × 1,090.11
  4. Step 4: Simplify right side
    2,077.50x = 3,394,962.28
  5. Step 5: Solve for x
    x = 3,394,962.28/2,077.50
  6. Step 6: Final answer
    x = 1,634.16

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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.