Home / 3,836.67-5,725.08-3,422.96

Finding the Fourth Proportional to 3,836.67, 5,725.08 and 3,422.96

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Solution

The fourth proportional to 3,836.67, 5,725.08 and 3,422.96 is: 5,107.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836.67 : 5,725.08 = 3,422.96 : x
  2. Step 2: Convert to fraction form
    3,836.67/5,725.08 = 3,422.96/x
  3. Step 3: Cross multiply
    3,836.67x = 5,725.08 × 3,422.96
  4. Step 4: Simplify right side
    3,836.67x = 19,596,712.68
  5. Step 5: Solve for x
    x = 19,596,712.68/3,836.67
  6. Step 6: Final answer
    x = 5,107.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.