Home / 3,414.08-5,119.02-3,124.02

Finding the Fourth Proportional to 3,414.08, 5,119.02 and 3,124.02

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Solution

The fourth proportional to 3,414.08, 5,119.02 and 3,124.02 is: 4,684.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414.08 : 5,119.02 = 3,124.02 : x
  2. Step 2: Convert to fraction form
    3,414.08/5,119.02 = 3,124.02/x
  3. Step 3: Cross multiply
    3,414.08x = 5,119.02 × 3,124.02
  4. Step 4: Simplify right side
    3,414.08x = 15,991,920.86
  5. Step 5: Solve for x
    x = 15,991,920.86/3,414.08
  6. Step 6: Final answer
    x = 4,684.11

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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.