Home / 2,021.94-3,032.90-1,155.64

Finding the Fourth Proportional to 2,021.94, 3,032.90 and 1,155.64

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Solution

The fourth proportional to 2,021.94, 3,032.90 and 1,155.64 is: 1,733.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021.94 : 3,032.90 = 1,155.64 : x
  2. Step 2: Convert to fraction form
    2,021.94/3,032.90 = 1,155.64/x
  3. Step 3: Cross multiply
    2,021.94x = 3,032.90 × 1,155.64
  4. Step 4: Simplify right side
    2,021.94x = 3,504,948.68
  5. Step 5: Solve for x
    x = 3,504,948.68/2,021.94
  6. Step 6: Final answer
    x = 1,733.46

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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.