Home / 3,154.57-4,346.42-2,268.83

Finding the Fourth Proportional to 3,154.57, 4,346.42 and 2,268.83

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Solution

The fourth proportional to 3,154.57, 4,346.42 and 2,268.83 is: 3,126.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154.57 : 4,346.42 = 2,268.83 : x
  2. Step 2: Convert to fraction form
    3,154.57/4,346.42 = 2,268.83/x
  3. Step 3: Cross multiply
    3,154.57x = 4,346.42 × 2,268.83
  4. Step 4: Simplify right side
    3,154.57x = 9,861,287.61
  5. Step 5: Solve for x
    x = 9,861,287.61/3,154.57
  6. Step 6: Final answer
    x = 3,126.03

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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.