Home / 3,682.36-5,079.31-2,356.49

Finding the Fourth Proportional to 3,682.36, 5,079.31 and 2,356.49

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Solution

The fourth proportional to 3,682.36, 5,079.31 and 2,356.49 is: 3,250.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682.36 : 5,079.31 = 2,356.49 : x
  2. Step 2: Convert to fraction form
    3,682.36/5,079.31 = 2,356.49/x
  3. Step 3: Cross multiply
    3,682.36x = 5,079.31 × 2,356.49
  4. Step 4: Simplify right side
    3,682.36x = 11,969,350.03
  5. Step 5: Solve for x
    x = 11,969,350.03/3,682.36
  6. Step 6: Final answer
    x = 3,250.46

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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.