Home / 3,042.77-4,194.79-2,287.54

Finding the Fourth Proportional to 3,042.77, 4,194.79 and 2,287.54

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Solution

The fourth proportional to 3,042.77, 4,194.79 and 2,287.54 is: 3,153.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042.77 : 4,194.79 = 2,287.54 : x
  2. Step 2: Convert to fraction form
    3,042.77/4,194.79 = 2,287.54/x
  3. Step 3: Cross multiply
    3,042.77x = 4,194.79 × 2,287.54
  4. Step 4: Simplify right side
    3,042.77x = 9,595,749.44
  5. Step 5: Solve for x
    x = 9,595,749.44/3,042.77
  6. Step 6: Final answer
    x = 3,153.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.