Home / 7,104.45-10,643.03-3,974.96

Finding the Fourth Proportional to 7,104.45, 10,643.03 and 3,974.96

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Solution

The fourth proportional to 7,104.45, 10,643.03 and 3,974.96 is: 5,954.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,104.45 : 10,643.03 = 3,974.96 : x
  2. Step 2: Convert to fraction form
    7,104.45/10,643.03 = 3,974.96/x
  3. Step 3: Cross multiply
    7,104.45x = 10,643.03 × 3,974.96
  4. Step 4: Simplify right side
    7,104.45x = 42,305,545.44
  5. Step 5: Solve for x
    x = 42,305,545.44/7,104.45
  6. Step 6: Final answer
    x = 5,954.80

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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.