Home / 3,400.40-5,100.00-934.62

Finding the Fourth Proportional to 3,400.40, 5,100.00 and 934.62

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Solution

The fourth proportional to 3,400.40, 5,100.00 and 934.62 is: 1,401.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400.40 : 5,100.00 = 934.62 : x
  2. Step 2: Convert to fraction form
    3,400.40/5,100.00 = 934.62/x
  3. Step 3: Cross multiply
    3,400.40x = 5,100.00 × 934.62
  4. Step 4: Simplify right side
    3,400.40x = 4,766,568.06
  5. Step 5: Solve for x
    x = 4,766,568.06/3,400.40
  6. Step 6: Final answer
    x = 1,401.77

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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.