Home / 3,032.28-4,181.76-2,022.21

Finding the Fourth Proportional to 3,032.28, 4,181.76 and 2,022.21

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Solution

The fourth proportional to 3,032.28, 4,181.76 and 2,022.21 is: 2,788.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,032.28 : 4,181.76 = 2,022.21 : x
  2. Step 2: Convert to fraction form
    3,032.28/4,181.76 = 2,022.21/x
  3. Step 3: Cross multiply
    3,032.28x = 4,181.76 × 2,022.21
  4. Step 4: Simplify right side
    3,032.28x = 8,456,396.89
  5. Step 5: Solve for x
    x = 8,456,396.89/3,032.28
  6. Step 6: Final answer
    x = 2,788.79

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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.