Home / 3,399.39-5,099.86-934.41

Finding the Fourth Proportional to 3,399.39, 5,099.86 and 934.41

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Solution

The fourth proportional to 3,399.39, 5,099.86 and 934.41 is: 1,401.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,399.39 : 5,099.86 = 934.41 : x
  2. Step 2: Convert to fraction form
    3,399.39/5,099.86 = 934.41/x
  3. Step 3: Cross multiply
    3,399.39x = 5,099.86 × 934.41
  4. Step 4: Simplify right side
    3,399.39x = 4,765,366.13
  5. Step 5: Solve for x
    x = 4,765,366.13/3,399.39
  6. Step 6: Final answer
    x = 1,401.83

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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.