Home / 3,224.32-4,836.72-1,275.52

Finding the Fourth Proportional to 3,224.32, 4,836.72 and 1,275.52

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Solution

The fourth proportional to 3,224.32, 4,836.72 and 1,275.52 is: 1,913.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,224.32 : 4,836.72 = 1,275.52 : x
  2. Step 2: Convert to fraction form
    3,224.32/4,836.72 = 1,275.52/x
  3. Step 3: Cross multiply
    3,224.32x = 4,836.72 × 1,275.52
  4. Step 4: Simplify right side
    3,224.32x = 6,169,333.09
  5. Step 5: Solve for x
    x = 6,169,333.09/3,224.32
  6. Step 6: Final answer
    x = 1,913.37

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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.