Home / 3,908.12-5,862.81-1,568.12

Finding the Fourth Proportional to 3,908.12, 5,862.81 and 1,568.12

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Solution

The fourth proportional to 3,908.12, 5,862.81 and 1,568.12 is: 2,352.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,908.12 : 5,862.81 = 1,568.12 : x
  2. Step 2: Convert to fraction form
    3,908.12/5,862.81 = 1,568.12/x
  3. Step 3: Cross multiply
    3,908.12x = 5,862.81 × 1,568.12
  4. Step 4: Simplify right side
    3,908.12x = 9,193,589.62
  5. Step 5: Solve for x
    x = 9,193,589.62/3,908.12
  6. Step 6: Final answer
    x = 2,352.43

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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.