Home / 7,195.72-10,793.60-2,810.11

Finding the Fourth Proportional to 7,195.72, 10,793.60 and 2,810.11

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Solution

The fourth proportional to 7,195.72, 10,793.60 and 2,810.11 is: 4,215.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,195.72 : 10,793.60 = 2,810.11 : x
  2. Step 2: Convert to fraction form
    7,195.72/10,793.60 = 2,810.11/x
  3. Step 3: Cross multiply
    7,195.72x = 10,793.60 × 2,810.11
  4. Step 4: Simplify right side
    7,195.72x = 30,331,203.30
  5. Step 5: Solve for x
    x = 30,331,203.30/7,195.72
  6. Step 6: Final answer
    x = 4,215.17

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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.