Home / 3,399.47-5,099.27-934.28

Finding the Fourth Proportional to 3,399.47, 5,099.27 and 934.28

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Solution

The fourth proportional to 3,399.47, 5,099.27 and 934.28 is: 1,401.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,399.47 : 5,099.27 = 934.28 : x
  2. Step 2: Convert to fraction form
    3,399.47/5,099.27 = 934.28/x
  3. Step 3: Cross multiply
    3,399.47x = 5,099.27 × 934.28
  4. Step 4: Simplify right side
    3,399.47x = 4,764,145.98
  5. Step 5: Solve for x
    x = 4,764,145.98/3,399.47
  6. Step 6: Final answer
    x = 1,401.44

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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.