Home / 3,195.48-4,795.40-1,247.48

Finding the Fourth Proportional to 3,195.48, 4,795.40 and 1,247.48

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Solution

The fourth proportional to 3,195.48, 4,795.40 and 1,247.48 is: 1,872.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.48 : 4,795.40 = 1,247.48 : x
  2. Step 2: Convert to fraction form
    3,195.48/4,795.40 = 1,247.48/x
  3. Step 3: Cross multiply
    3,195.48x = 4,795.40 × 1,247.48
  4. Step 4: Simplify right side
    3,195.48x = 5,982,165.59
  5. Step 5: Solve for x
    x = 5,982,165.59/3,195.48
  6. Step 6: Final answer
    x = 1,872.07

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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.