Home / 3,946.31-5,441.06-3,197.51

Finding the Fourth Proportional to 3,946.31, 5,441.06 and 3,197.51

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Solution

The fourth proportional to 3,946.31, 5,441.06 and 3,197.51 is: 4,408.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,946.31 : 5,441.06 = 3,197.51 : x
  2. Step 2: Convert to fraction form
    3,946.31/5,441.06 = 3,197.51/x
  3. Step 3: Cross multiply
    3,946.31x = 5,441.06 × 3,197.51
  4. Step 4: Simplify right side
    3,946.31x = 17,397,816.56
  5. Step 5: Solve for x
    x = 17,397,816.56/3,946.31
  6. Step 6: Final answer
    x = 4,408.63

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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.