Home / 3,162.44-4,366.22-2,830.29

Finding the Fourth Proportional to 3,162.44, 4,366.22 and 2,830.29

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Solution

The fourth proportional to 3,162.44, 4,366.22 and 2,830.29 is: 3,907.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162.44 : 4,366.22 = 2,830.29 : x
  2. Step 2: Convert to fraction form
    3,162.44/4,366.22 = 2,830.29/x
  3. Step 3: Cross multiply
    3,162.44x = 4,366.22 × 2,830.29
  4. Step 4: Simplify right side
    3,162.44x = 12,357,668.80
  5. Step 5: Solve for x
    x = 12,357,668.80/3,162.44
  6. Step 6: Final answer
    x = 3,907.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.