Home / 6,760.43-10,133.12-2,809.49

Finding the Fourth Proportional to 6,760.43, 10,133.12 and 2,809.49

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Solution

The fourth proportional to 6,760.43, 10,133.12 and 2,809.49 is: 4,211.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,760.43 : 10,133.12 = 2,809.49 : x
  2. Step 2: Convert to fraction form
    6,760.43/10,133.12 = 2,809.49/x
  3. Step 3: Cross multiply
    6,760.43x = 10,133.12 × 2,809.49
  4. Step 4: Simplify right side
    6,760.43x = 28,468,834.60
  5. Step 5: Solve for x
    x = 28,468,834.60/6,760.43
  6. Step 6: Final answer
    x = 4,211.10

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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.