Home / 3,074.29-4,246.04-2,238.71

Finding the Fourth Proportional to 3,074.29, 4,246.04 and 2,238.71

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Solution

The fourth proportional to 3,074.29, 4,246.04 and 2,238.71 is: 3,091.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,074.29 : 4,246.04 = 2,238.71 : x
  2. Step 2: Convert to fraction form
    3,074.29/4,246.04 = 2,238.71/x
  3. Step 3: Cross multiply
    3,074.29x = 4,246.04 × 2,238.71
  4. Step 4: Simplify right side
    3,074.29x = 9,505,636.57
  5. Step 5: Solve for x
    x = 9,505,636.57/3,074.29
  6. Step 6: Final answer
    x = 3,091.98

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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.