Home / 3,940.60-5,908.90-2,297.56

Finding the Fourth Proportional to 3,940.60, 5,908.90 and 2,297.56

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Solution

The fourth proportional to 3,940.60, 5,908.90 and 2,297.56 is: 3,445.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,940.60 : 5,908.90 = 2,297.56 : x
  2. Step 2: Convert to fraction form
    3,940.60/5,908.90 = 2,297.56/x
  3. Step 3: Cross multiply
    3,940.60x = 5,908.90 × 2,297.56
  4. Step 4: Simplify right side
    3,940.60x = 13,576,052.28
  5. Step 5: Solve for x
    x = 13,576,052.28/3,940.60
  6. Step 6: Final answer
    x = 3,445.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.