Home / 1,863.10-2,568.27-1,163.26

Finding the Fourth Proportional to 1,863.10, 2,568.27 and 1,163.26

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Solution

The fourth proportional to 1,863.10, 2,568.27 and 1,163.26 is: 1,603.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863.10 : 2,568.27 = 1,163.26 : x
  2. Step 2: Convert to fraction form
    1,863.10/2,568.27 = 1,163.26/x
  3. Step 3: Cross multiply
    1,863.10x = 2,568.27 × 1,163.26
  4. Step 4: Simplify right side
    1,863.10x = 2,987,565.76
  5. Step 5: Solve for x
    x = 2,987,565.76/1,863.10
  6. Step 6: Final answer
    x = 1,603.55

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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.