Home / 2,274.55-3,137.27-2,198.34

Finding the Fourth Proportional to 2,274.55, 3,137.27 and 2,198.34

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Solution

The fourth proportional to 2,274.55, 3,137.27 and 2,198.34 is: 3,032.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,274.55 : 3,137.27 = 2,198.34 : x
  2. Step 2: Convert to fraction form
    2,274.55/3,137.27 = 2,198.34/x
  3. Step 3: Cross multiply
    2,274.55x = 3,137.27 × 2,198.34
  4. Step 4: Simplify right side
    2,274.55x = 6,896,775.14
  5. Step 5: Solve for x
    x = 6,896,775.14/2,274.55
  6. Step 6: Final answer
    x = 3,032.15

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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.