Home / 2,022.80-3,032.04-867.92

Finding the Fourth Proportional to 2,022.80, 3,032.04 and 867.92

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Solution

The fourth proportional to 2,022.80, 3,032.04 and 867.92 is: 1,300.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,022.80 : 3,032.04 = 867.92 : x
  2. Step 2: Convert to fraction form
    2,022.80/3,032.04 = 867.92/x
  3. Step 3: Cross multiply
    2,022.80x = 3,032.04 × 867.92
  4. Step 4: Simplify right side
    2,022.80x = 2,631,568.16
  5. Step 5: Solve for x
    x = 2,631,568.16/2,022.80
  6. Step 6: Final answer
    x = 1,300.95

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1.5x scale

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.