Home / 3,949.94-5,452.90-2,458.34

Finding the Fourth Proportional to 3,949.94, 5,452.90 and 2,458.34

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Solution

The fourth proportional to 3,949.94, 5,452.90 and 2,458.34 is: 3,393.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,949.94 : 5,452.90 = 2,458.34 : x
  2. Step 2: Convert to fraction form
    3,949.94/5,452.90 = 2,458.34/x
  3. Step 3: Cross multiply
    3,949.94x = 5,452.90 × 2,458.34
  4. Step 4: Simplify right side
    3,949.94x = 13,405,082.19
  5. Step 5: Solve for x
    x = 13,405,082.19/3,949.94
  6. Step 6: Final answer
    x = 3,393.74

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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.