Home / 3,394.56-4,683.78-2,217.36

Finding the Fourth Proportional to 3,394.56, 4,683.78 and 2,217.36

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Solution

The fourth proportional to 3,394.56, 4,683.78 and 2,217.36 is: 3,059.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,394.56 : 4,683.78 = 2,217.36 : x
  2. Step 2: Convert to fraction form
    3,394.56/4,683.78 = 2,217.36/x
  3. Step 3: Cross multiply
    3,394.56x = 4,683.78 × 2,217.36
  4. Step 4: Simplify right side
    3,394.56x = 10,385,626.42
  5. Step 5: Solve for x
    x = 10,385,626.42/3,394.56
  6. Step 6: Final answer
    x = 3,059.49

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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.