Home / 3,223.92-4,836.96-1,275.06

Finding the Fourth Proportional to 3,223.92, 4,836.96 and 1,275.06

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Solution

The fourth proportional to 3,223.92, 4,836.96 and 1,275.06 is: 1,913.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,223.92 : 4,836.96 = 1,275.06 : x
  2. Step 2: Convert to fraction form
    3,223.92/4,836.96 = 1,275.06/x
  3. Step 3: Cross multiply
    3,223.92x = 4,836.96 × 1,275.06
  4. Step 4: Simplify right side
    3,223.92x = 6,167,414.22
  5. Step 5: Solve for x
    x = 6,167,414.22/3,223.92
  6. Step 6: Final answer
    x = 1,913.02

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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.