Home / 2,024.40-3,036.78-791.88

Finding the Fourth Proportional to 2,024.40, 3,036.78 and 791.88

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Solution

The fourth proportional to 2,024.40, 3,036.78 and 791.88 is: 1,187.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,024.40 : 3,036.78 = 791.88 : x
  2. Step 2: Convert to fraction form
    2,024.40/3,036.78 = 791.88/x
  3. Step 3: Cross multiply
    2,024.40x = 3,036.78 × 791.88
  4. Step 4: Simplify right side
    2,024.40x = 2,404,765.35
  5. Step 5: Solve for x
    x = 2,404,765.35/2,024.40
  6. Step 6: Final answer
    x = 1,187.89

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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.