Home / 3,167.32-4,751.56-1,317.52

Finding the Fourth Proportional to 3,167.32, 4,751.56 and 1,317.52

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Solution

The fourth proportional to 3,167.32, 4,751.56 and 1,317.52 is: 1,976.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167.32 : 4,751.56 = 1,317.52 : x
  2. Step 2: Convert to fraction form
    3,167.32/4,751.56 = 1,317.52/x
  3. Step 3: Cross multiply
    3,167.32x = 4,751.56 × 1,317.52
  4. Step 4: Simplify right side
    3,167.32x = 6,260,275.33
  5. Step 5: Solve for x
    x = 6,260,275.33/3,167.32
  6. Step 6: Final answer
    x = 1,976.52

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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.