Home / 3,272.89-4,904.56-1,518.43

Finding the Fourth Proportional to 3,272.89, 4,904.56 and 1,518.43

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Solution

The fourth proportional to 3,272.89, 4,904.56 and 1,518.43 is: 2,275.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272.89 : 4,904.56 = 1,518.43 : x
  2. Step 2: Convert to fraction form
    3,272.89/4,904.56 = 1,518.43/x
  3. Step 3: Cross multiply
    3,272.89x = 4,904.56 × 1,518.43
  4. Step 4: Simplify right side
    3,272.89x = 7,447,231.04
  5. Step 5: Solve for x
    x = 7,447,231.04/3,272.89
  6. Step 6: Final answer
    x = 2,275.43

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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.