Home / 7,760.40-11,633.97-3,374.52

Finding the Fourth Proportional to 7,760.40, 11,633.97 and 3,374.52

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Solution

The fourth proportional to 7,760.40, 11,633.97 and 3,374.52 is: 5,058.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,760.40 : 11,633.97 = 3,374.52 : x
  2. Step 2: Convert to fraction form
    7,760.40/11,633.97 = 3,374.52/x
  3. Step 3: Cross multiply
    7,760.40x = 11,633.97 × 3,374.52
  4. Step 4: Simplify right side
    7,760.40x = 39,259,064.44
  5. Step 5: Solve for x
    x = 39,259,064.44/7,760.40
  6. Step 6: Final answer
    x = 5,058.90

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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.