Home / 3,587.21-5,382.18-2,028.97

Finding the Fourth Proportional to 3,587.21, 5,382.18 and 2,028.97

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Solution

The fourth proportional to 3,587.21, 5,382.18 and 2,028.97 is: 3,044.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587.21 : 5,382.18 = 2,028.97 : x
  2. Step 2: Convert to fraction form
    3,587.21/5,382.18 = 2,028.97/x
  3. Step 3: Cross multiply
    3,587.21x = 5,382.18 × 2,028.97
  4. Step 4: Simplify right side
    3,587.21x = 10,920,281.75
  5. Step 5: Solve for x
    x = 10,920,281.75/3,587.21
  6. Step 6: Final answer
    x = 3,044.23

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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.