Home / 7,759.90-11,633.22-3,374.02

Finding the Fourth Proportional to 7,759.90, 11,633.22 and 3,374.02

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Solution

The fourth proportional to 7,759.90, 11,633.22 and 3,374.02 is: 5,058.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,759.90 : 11,633.22 = 3,374.02 : x
  2. Step 2: Convert to fraction form
    7,759.90/11,633.22 = 3,374.02/x
  3. Step 3: Cross multiply
    7,759.90x = 11,633.22 × 3,374.02
  4. Step 4: Simplify right side
    7,759.90x = 39,250,716.94
  5. Step 5: Solve for x
    x = 39,250,716.94/7,759.90
  6. Step 6: Final answer
    x = 5,058.15

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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.