Home / 3,154.57-4,723.19-2,568.19

Finding the Fourth Proportional to 3,154.57, 4,723.19 and 2,568.19

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Solution

The fourth proportional to 3,154.57, 4,723.19 and 2,568.19 is: 3,845.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154.57 : 4,723.19 = 2,568.19 : x
  2. Step 2: Convert to fraction form
    3,154.57/4,723.19 = 2,568.19/x
  3. Step 3: Cross multiply
    3,154.57x = 4,723.19 × 2,568.19
  4. Step 4: Simplify right side
    3,154.57x = 12,130,049.33
  5. Step 5: Solve for x
    x = 12,130,049.33/3,154.57
  6. Step 6: Final answer
    x = 3,845.23

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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.