Home / 3,414.24-5,114.94-1,948.95

Finding the Fourth Proportional to 3,414.24, 5,114.94 and 1,948.95

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Solution

The fourth proportional to 3,414.24, 5,114.94 and 1,948.95 is: 2,919.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414.24 : 5,114.94 = 1,948.95 : x
  2. Step 2: Convert to fraction form
    3,414.24/5,114.94 = 1,948.95/x
  3. Step 3: Cross multiply
    3,414.24x = 5,114.94 × 1,948.95
  4. Step 4: Simplify right side
    3,414.24x = 9,968,762.31
  5. Step 5: Solve for x
    x = 9,968,762.31/3,414.24
  6. Step 6: Final answer
    x = 2,919.76

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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.