Home / 7,253.20-10,873.32-2,873.80

Finding the Fourth Proportional to 7,253.20, 10,873.32 and 2,873.80

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Solution

The fourth proportional to 7,253.20, 10,873.32 and 2,873.80 is: 4,308.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,253.20 : 10,873.32 = 2,873.80 : x
  2. Step 2: Convert to fraction form
    7,253.20/10,873.32 = 2,873.80/x
  3. Step 3: Cross multiply
    7,253.20x = 10,873.32 × 2,873.80
  4. Step 4: Simplify right side
    7,253.20x = 31,247,747.02
  5. Step 5: Solve for x
    x = 31,247,747.02/7,253.20
  6. Step 6: Final answer
    x = 4,308.13

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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.