Home / 3,542.09-5,282.19-3,105.36

Finding the Fourth Proportional to 3,542.09, 5,282.19 and 3,105.36

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Solution

The fourth proportional to 3,542.09, 5,282.19 and 3,105.36 is: 4,630.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542.09 : 5,282.19 = 3,105.36 : x
  2. Step 2: Convert to fraction form
    3,542.09/5,282.19 = 3,105.36/x
  3. Step 3: Cross multiply
    3,542.09x = 5,282.19 × 3,105.36
  4. Step 4: Simplify right side
    3,542.09x = 16,403,101.54
  5. Step 5: Solve for x
    x = 16,403,101.54/3,542.09
  6. Step 6: Final answer
    x = 4,630.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.