Home / 3,162.44-4,743.66-1,863

Finding the Fourth Proportional to 3,162.44, 4,743.66 and 1,863

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Solution

The fourth proportional to 3,162.44, 4,743.66 and 1,863 is: 2,794.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162.44 : 4,743.66 = 1,863 : x
  2. Step 2: Convert to fraction form
    3,162.44/4,743.66 = 1,863/x
  3. Step 3: Cross multiply
    3,162.44x = 4,743.66 × 1,863
  4. Step 4: Simplify right side
    3,162.44x = 8,837,445.57
  5. Step 5: Solve for x
    x = 8,837,445.57/3,162.44
  6. Step 6: Final answer
    x = 2,794.50

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1.5x scale

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.