Home / 6,722.10-10,084.05-2,340.90

Finding the Fourth Proportional to 6,722.10, 10,084.05 and 2,340.90

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Solution

The fourth proportional to 6,722.10, 10,084.05 and 2,340.90 is: 3,511.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,722.10 : 10,084.05 = 2,340.90 : x
  2. Step 2: Convert to fraction form
    6,722.10/10,084.05 = 2,340.90/x
  3. Step 3: Cross multiply
    6,722.10x = 10,084.05 × 2,340.90
  4. Step 4: Simplify right side
    6,722.10x = 23,605,752.65
  5. Step 5: Solve for x
    x = 23,605,752.65/6,722.10
  6. Step 6: Final answer
    x = 3,511.66

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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.