Home / 3,727.36-5,144.16-2,330.56

Finding the Fourth Proportional to 3,727.36, 5,144.16 and 2,330.56

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Solution

The fourth proportional to 3,727.36, 5,144.16 and 2,330.56 is: 3,216.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,727.36 : 5,144.16 = 2,330.56 : x
  2. Step 2: Convert to fraction form
    3,727.36/5,144.16 = 2,330.56/x
  3. Step 3: Cross multiply
    3,727.36x = 5,144.16 × 2,330.56
  4. Step 4: Simplify right side
    3,727.36x = 11,988,773.53
  5. Step 5: Solve for x
    x = 11,988,773.53/3,727.36
  6. Step 6: Final answer
    x = 3,216.42

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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.