Home / 3,272.34-4,908.60-1,081.02

Finding the Fourth Proportional to 3,272.34, 4,908.60 and 1,081.02

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Solution

The fourth proportional to 3,272.34, 4,908.60 and 1,081.02 is: 1,621.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272.34 : 4,908.60 = 1,081.02 : x
  2. Step 2: Convert to fraction form
    3,272.34/4,908.60 = 1,081.02/x
  3. Step 3: Cross multiply
    3,272.34x = 4,908.60 × 1,081.02
  4. Step 4: Simplify right side
    3,272.34x = 5,306,294.77
  5. Step 5: Solve for x
    x = 5,306,294.77/3,272.34
  6. Step 6: Final answer
    x = 1,621.56

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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.