Home / 2,672.11-3,687.36-1,492.95

Finding the Fourth Proportional to 2,672.11, 3,687.36 and 1,492.95

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Solution

The fourth proportional to 2,672.11, 3,687.36 and 1,492.95 is: 2,060.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,672.11 : 3,687.36 = 1,492.95 : x
  2. Step 2: Convert to fraction form
    2,672.11/3,687.36 = 1,492.95/x
  3. Step 3: Cross multiply
    2,672.11x = 3,687.36 × 1,492.95
  4. Step 4: Simplify right side
    2,672.11x = 5,505,044.11
  5. Step 5: Solve for x
    x = 5,505,044.11/2,672.11
  6. Step 6: Final answer
    x = 2,060.19

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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.