Home / 3,418.79-4,717.95-2,003.32

Finding the Fourth Proportional to 3,418.79, 4,717.95 and 2,003.32

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Solution

The fourth proportional to 3,418.79, 4,717.95 and 2,003.32 is: 2,764.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418.79 : 4,717.95 = 2,003.32 : x
  2. Step 2: Convert to fraction form
    3,418.79/4,717.95 = 2,003.32/x
  3. Step 3: Cross multiply
    3,418.79x = 4,717.95 × 2,003.32
  4. Step 4: Simplify right side
    3,418.79x = 9,451,535.44
  5. Step 5: Solve for x
    x = 9,451,535.44/3,418.79
  6. Step 6: Final answer
    x = 2,764.58

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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.