Home / 6,763.88-10,141.20-2,320.36

Finding the Fourth Proportional to 6,763.88, 10,141.20 and 2,320.36

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Solution

The fourth proportional to 6,763.88, 10,141.20 and 2,320.36 is: 3,478.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,763.88 : 10,141.20 = 2,320.36 : x
  2. Step 2: Convert to fraction form
    6,763.88/10,141.20 = 2,320.36/x
  3. Step 3: Cross multiply
    6,763.88x = 10,141.20 × 2,320.36
  4. Step 4: Simplify right side
    6,763.88x = 23,531,234.83
  5. Step 5: Solve for x
    x = 23,531,234.83/6,763.88
  6. Step 6: Final answer
    x = 3,478.96

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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.