Home / 2,238.60-3,090.24-1,452.90

Finding the Fourth Proportional to 2,238.60, 3,090.24 and 1,452.90

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Solution

The fourth proportional to 2,238.60, 3,090.24 and 1,452.90 is: 2,005.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238.60 : 3,090.24 = 1,452.90 : x
  2. Step 2: Convert to fraction form
    2,238.60/3,090.24 = 1,452.90/x
  3. Step 3: Cross multiply
    2,238.60x = 3,090.24 × 1,452.90
  4. Step 4: Simplify right side
    2,238.60x = 4,489,809.70
  5. Step 5: Solve for x
    x = 4,489,809.70/2,238.60
  6. Step 6: Final answer
    x = 2,005.63

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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.