Home / 3,414.99-4,712.91-2,574.21

Finding the Fourth Proportional to 3,414.99, 4,712.91 and 2,574.21

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Solution

The fourth proportional to 3,414.99, 4,712.91 and 2,574.21 is: 3,552.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414.99 : 4,712.91 = 2,574.21 : x
  2. Step 2: Convert to fraction form
    3,414.99/4,712.91 = 2,574.21/x
  3. Step 3: Cross multiply
    3,414.99x = 4,712.91 × 2,574.21
  4. Step 4: Simplify right side
    3,414.99x = 12,132,020.05
  5. Step 5: Solve for x
    x = 12,132,020.05/3,414.99
  6. Step 6: Final answer
    x = 3,552.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.