Home / 2,021.53-3,034.11-1,326.24

Finding the Fourth Proportional to 2,021.53, 3,034.11 and 1,326.24

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Solution

The fourth proportional to 2,021.53, 3,034.11 and 1,326.24 is: 1,990.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021.53 : 3,034.11 = 1,326.24 : x
  2. Step 2: Convert to fraction form
    2,021.53/3,034.11 = 1,326.24/x
  3. Step 3: Cross multiply
    2,021.53x = 3,034.11 × 1,326.24
  4. Step 4: Simplify right side
    2,021.53x = 4,023,974.40
  5. Step 5: Solve for x
    x = 4,023,974.40/2,021.53
  6. Step 6: Final answer
    x = 1,990.56

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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.