Home / 5,104.98-7,658.19-1,817.37

Finding the Fourth Proportional to 5,104.98, 7,658.19 and 1,817.37

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Solution

The fourth proportional to 5,104.98, 7,658.19 and 1,817.37 is: 2,726.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,104.98 : 7,658.19 = 1,817.37 : x
  2. Step 2: Convert to fraction form
    5,104.98/7,658.19 = 1,817.37/x
  3. Step 3: Cross multiply
    5,104.98x = 7,658.19 × 1,817.37
  4. Step 4: Simplify right side
    5,104.98x = 13,917,764.76
  5. Step 5: Solve for x
    x = 13,917,764.76/5,104.98
  6. Step 6: Final answer
    x = 2,726.31

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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.