Home / 7,250.10-10,876.77-2,320.04

Finding the Fourth Proportional to 7,250.10, 10,876.77 and 2,320.04

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Solution

The fourth proportional to 7,250.10, 10,876.77 and 2,320.04 is: 3,480.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,250.10 : 10,876.77 = 2,320.04 : x
  2. Step 2: Convert to fraction form
    7,250.10/10,876.77 = 2,320.04/x
  3. Step 3: Cross multiply
    7,250.10x = 10,876.77 × 2,320.04
  4. Step 4: Simplify right side
    7,250.10x = 25,234,481.29
  5. Step 5: Solve for x
    x = 25,234,481.29/7,250.10
  6. Step 6: Final answer
    x = 3,480.57

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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.