Home / 3,943.27-5,439.81-2,452.94

Finding the Fourth Proportional to 3,943.27, 5,439.81 and 2,452.94

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Solution

The fourth proportional to 3,943.27, 5,439.81 and 2,452.94 is: 3,383.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.27 : 5,439.81 = 2,452.94 : x
  2. Step 2: Convert to fraction form
    3,943.27/5,439.81 = 2,452.94/x
  3. Step 3: Cross multiply
    3,943.27x = 5,439.81 × 2,452.94
  4. Step 4: Simplify right side
    3,943.27x = 13,343,500.34
  5. Step 5: Solve for x
    x = 13,343,500.34/3,943.27
  6. Step 6: Final answer
    x = 3,383.87

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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.