Home / 3,399.84-5,099.18-934.25

Finding the Fourth Proportional to 3,399.84, 5,099.18 and 934.25

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Solution

The fourth proportional to 3,399.84, 5,099.18 and 934.25 is: 1,401.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,399.84 : 5,099.18 = 934.25 : x
  2. Step 2: Convert to fraction form
    3,399.84/5,099.18 = 934.25/x
  3. Step 3: Cross multiply
    3,399.84x = 5,099.18 × 934.25
  4. Step 4: Simplify right side
    3,399.84x = 4,763,878.75
  5. Step 5: Solve for x
    x = 4,763,878.75/3,399.84
  6. Step 6: Final answer
    x = 1,401.21

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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.