Home / 3,828.24-5,284.84-2,568.84

Finding the Fourth Proportional to 3,828.24, 5,284.84 and 2,568.84

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Solution

The fourth proportional to 3,828.24, 5,284.84 and 2,568.84 is: 3,546.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828.24 : 5,284.84 = 2,568.84 : x
  2. Step 2: Convert to fraction form
    3,828.24/5,284.84 = 2,568.84/x
  3. Step 3: Cross multiply
    3,828.24x = 5,284.84 × 2,568.84
  4. Step 4: Simplify right side
    3,828.24x = 13,575,908.39
  5. Step 5: Solve for x
    x = 13,575,908.39/3,828.24
  6. Step 6: Final answer
    x = 3,546.25

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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.