Home / 2,568.96-3,851.26-1,088.12

Finding the Fourth Proportional to 2,568.96, 3,851.26 and 1,088.12

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Solution

The fourth proportional to 2,568.96, 3,851.26 and 1,088.12 is: 1,631.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,568.96 : 3,851.26 = 1,088.12 : x
  2. Step 2: Convert to fraction form
    2,568.96/3,851.26 = 1,088.12/x
  3. Step 3: Cross multiply
    2,568.96x = 3,851.26 × 1,088.12
  4. Step 4: Simplify right side
    2,568.96x = 4,190,633.03
  5. Step 5: Solve for x
    x = 4,190,633.03/2,568.96
  6. Step 6: Final answer
    x = 1,631.26

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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.