Home / 3,555.53-5,331.32-2,568.75

Finding the Fourth Proportional to 3,555.53, 5,331.32 and 2,568.75

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Solution

The fourth proportional to 3,555.53, 5,331.32 and 2,568.75 is: 3,851.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.53 : 5,331.32 = 2,568.75 : x
  2. Step 2: Convert to fraction form
    3,555.53/5,331.32 = 2,568.75/x
  3. Step 3: Cross multiply
    3,555.53x = 5,331.32 × 2,568.75
  4. Step 4: Simplify right side
    3,555.53x = 13,694,805.05
  5. Step 5: Solve for x
    x = 13,694,805.05/3,555.53
  6. Step 6: Final answer
    x = 3,851.69

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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.