Home / 2,734.42-3,775.26-2,103.70

Finding the Fourth Proportional to 2,734.42, 3,775.26 and 2,103.70

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Solution

The fourth proportional to 2,734.42, 3,775.26 and 2,103.70 is: 2,904.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,734.42 : 3,775.26 = 2,103.70 : x
  2. Step 2: Convert to fraction form
    2,734.42/3,775.26 = 2,103.70/x
  3. Step 3: Cross multiply
    2,734.42x = 3,775.26 × 2,103.70
  4. Step 4: Simplify right side
    2,734.42x = 7,942,014.46
  5. Step 5: Solve for x
    x = 7,942,014.46/2,734.42
  6. Step 6: Final answer
    x = 2,904.46

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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.