Home / 7,247.25-10,872.36-2,503.80

Finding the Fourth Proportional to 7,247.25, 10,872.36 and 2,503.80

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Solution

The fourth proportional to 7,247.25, 10,872.36 and 2,503.80 is: 3,756.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,247.25 : 10,872.36 = 2,503.80 : x
  2. Step 2: Convert to fraction form
    7,247.25/10,872.36 = 2,503.80/x
  3. Step 3: Cross multiply
    7,247.25x = 10,872.36 × 2,503.80
  4. Step 4: Simplify right side
    7,247.25x = 27,222,214.97
  5. Step 5: Solve for x
    x = 27,222,214.97/7,247.25
  6. Step 6: Final answer
    x = 3,756.21

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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.