Home / 7,474.82-11,214.20-3,727.70

Finding the Fourth Proportional to 7,474.82, 11,214.20 and 3,727.70

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Solution

The fourth proportional to 7,474.82, 11,214.20 and 3,727.70 is: 5,592.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,474.82 : 11,214.20 = 3,727.70 : x
  2. Step 2: Convert to fraction form
    7,474.82/11,214.20 = 3,727.70/x
  3. Step 3: Cross multiply
    7,474.82x = 11,214.20 × 3,727.70
  4. Step 4: Simplify right side
    7,474.82x = 41,803,173.34
  5. Step 5: Solve for x
    x = 41,803,173.34/7,474.82
  6. Step 6: Final answer
    x = 5,592.53

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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.