Home / 3,453.68-5,180.54-1,373.56

Finding the Fourth Proportional to 3,453.68, 5,180.54 and 1,373.56

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Solution

The fourth proportional to 3,453.68, 5,180.54 and 1,373.56 is: 2,060.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.68 : 5,180.54 = 1,373.56 : x
  2. Step 2: Convert to fraction form
    3,453.68/5,180.54 = 1,373.56/x
  3. Step 3: Cross multiply
    3,453.68x = 5,180.54 × 1,373.56
  4. Step 4: Simplify right side
    3,453.68x = 7,115,762.70
  5. Step 5: Solve for x
    x = 7,115,762.70/3,453.68
  6. Step 6: Final answer
    x = 2,060.34

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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.