Home / 7,839.76-11,760.18-2,293.18

Finding the Fourth Proportional to 7,839.76, 11,760.18 and 2,293.18

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Solution

The fourth proportional to 7,839.76, 11,760.18 and 2,293.18 is: 3,439.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,839.76 : 11,760.18 = 2,293.18 : x
  2. Step 2: Convert to fraction form
    7,839.76/11,760.18 = 2,293.18/x
  3. Step 3: Cross multiply
    7,839.76x = 11,760.18 × 2,293.18
  4. Step 4: Simplify right side
    7,839.76x = 26,968,209.57
  5. Step 5: Solve for x
    x = 26,968,209.57/7,839.76
  6. Step 6: Final answer
    x = 3,439.93

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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.