Home / 2,023.77-3,036.10-791.76

Finding the Fourth Proportional to 2,023.77, 3,036.10 and 791.76

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Solution

The fourth proportional to 2,023.77, 3,036.10 and 791.76 is: 1,187.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,023.77 : 3,036.10 = 791.76 : x
  2. Step 2: Convert to fraction form
    2,023.77/3,036.10 = 791.76/x
  3. Step 3: Cross multiply
    2,023.77x = 3,036.10 × 791.76
  4. Step 4: Simplify right side
    2,023.77x = 2,403,862.54
  5. Step 5: Solve for x
    x = 2,403,862.54/2,023.77
  6. Step 6: Final answer
    x = 1,187.81

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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.