Home / 3,591.51-5,383.16-2,205.84

Finding the Fourth Proportional to 3,591.51, 5,383.16 and 2,205.84

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Solution

The fourth proportional to 3,591.51, 5,383.16 and 2,205.84 is: 3,306.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,591.51 : 5,383.16 = 2,205.84 : x
  2. Step 2: Convert to fraction form
    3,591.51/5,383.16 = 2,205.84/x
  3. Step 3: Cross multiply
    3,591.51x = 5,383.16 × 2,205.84
  4. Step 4: Simplify right side
    3,591.51x = 11,874,378.63
  5. Step 5: Solve for x
    x = 11,874,378.63/3,591.51
  6. Step 6: Final answer
    x = 3,306.24

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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.