Home / 2,759.96-3,808.88-1,581.44

Finding the Fourth Proportional to 2,759.96, 3,808.88 and 1,581.44

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Solution

The fourth proportional to 2,759.96, 3,808.88 and 1,581.44 is: 2,182.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,759.96 : 3,808.88 = 1,581.44 : x
  2. Step 2: Convert to fraction form
    2,759.96/3,808.88 = 1,581.44/x
  3. Step 3: Cross multiply
    2,759.96x = 3,808.88 × 1,581.44
  4. Step 4: Simplify right side
    2,759.96x = 6,023,515.19
  5. Step 5: Solve for x
    x = 6,023,515.19/2,759.96
  6. Step 6: Final answer
    x = 2,182.46

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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.