Home / 7,424.46-11,137.50-2,743.92

Finding the Fourth Proportional to 7,424.46, 11,137.50 and 2,743.92

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Solution

The fourth proportional to 7,424.46, 11,137.50 and 2,743.92 is: 4,116.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,424.46 : 11,137.50 = 2,743.92 : x
  2. Step 2: Convert to fraction form
    7,424.46/11,137.50 = 2,743.92/x
  3. Step 3: Cross multiply
    7,424.46x = 11,137.50 × 2,743.92
  4. Step 4: Simplify right side
    7,424.46x = 30,560,409
  5. Step 5: Solve for x
    x = 30,560,409/7,424.46
  6. Step 6: Final answer
    x = 4,116.18

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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.