Home / 3,243.76-4,866.20-1,052.56

Finding the Fourth Proportional to 3,243.76, 4,866.20 and 1,052.56

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Solution

The fourth proportional to 3,243.76, 4,866.20 and 1,052.56 is: 1,579.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,243.76 : 4,866.20 = 1,052.56 : x
  2. Step 2: Convert to fraction form
    3,243.76/4,866.20 = 1,052.56/x
  3. Step 3: Cross multiply
    3,243.76x = 4,866.20 × 1,052.56
  4. Step 4: Simplify right side
    3,243.76x = 5,121,967.47
  5. Step 5: Solve for x
    x = 5,121,967.47/3,243.76
  6. Step 6: Final answer
    x = 1,579.02

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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.