Home / 2,024.20-3,036.30-791.65

Finding the Fourth Proportional to 2,024.20, 3,036.30 and 791.65

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Solution

The fourth proportional to 2,024.20, 3,036.30 and 791.65 is: 1,187.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,024.20 : 3,036.30 = 791.65 : x
  2. Step 2: Convert to fraction form
    2,024.20/3,036.30 = 791.65/x
  3. Step 3: Cross multiply
    2,024.20x = 3,036.30 × 791.65
  4. Step 4: Simplify right side
    2,024.20x = 2,403,686.90
  5. Step 5: Solve for x
    x = 2,403,686.90/2,024.20
  6. Step 6: Final answer
    x = 1,187.48

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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.