Home / 2,691.86-4,036.43-1,232.04

Finding the Fourth Proportional to 2,691.86, 4,036.43 and 1,232.04

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Solution

The fourth proportional to 2,691.86, 4,036.43 and 1,232.04 is: 1,847.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,691.86 : 4,036.43 = 1,232.04 : x
  2. Step 2: Convert to fraction form
    2,691.86/4,036.43 = 1,232.04/x
  3. Step 3: Cross multiply
    2,691.86x = 4,036.43 × 1,232.04
  4. Step 4: Simplify right side
    2,691.86x = 4,973,043.22
  5. Step 5: Solve for x
    x = 4,973,043.22/2,691.86
  6. Step 6: Final answer
    x = 1,847.44

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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.