Home / 7,205.08-10,812.48-2,822

Finding the Fourth Proportional to 7,205.08, 10,812.48 and 2,822

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Solution

The fourth proportional to 7,205.08, 10,812.48 and 2,822 is: 4,234.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,205.08 : 10,812.48 = 2,822 : x
  2. Step 2: Convert to fraction form
    7,205.08/10,812.48 = 2,822/x
  3. Step 3: Cross multiply
    7,205.08x = 10,812.48 × 2,822
  4. Step 4: Simplify right side
    7,205.08x = 30,512,818.56
  5. Step 5: Solve for x
    x = 30,512,818.56/7,205.08
  6. Step 6: Final answer
    x = 4,234.90

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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.