Home / 2,672.18-3,687.77-1,493.33

Finding the Fourth Proportional to 2,672.18, 3,687.77 and 1,493.33

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Solution

The fourth proportional to 2,672.18, 3,687.77 and 1,493.33 is: 2,060.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,672.18 : 3,687.77 = 1,493.33 : x
  2. Step 2: Convert to fraction form
    2,672.18/3,687.77 = 1,493.33/x
  3. Step 3: Cross multiply
    2,672.18x = 3,687.77 × 1,493.33
  4. Step 4: Simplify right side
    2,672.18x = 5,507,031.67
  5. Step 5: Solve for x
    x = 5,507,031.67/2,672.18
  6. Step 6: Final answer
    x = 2,060.88

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.