Home / 2,201.42-3,302.14-1,767.72

Finding the Fourth Proportional to 2,201.42, 3,302.14 and 1,767.72

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Solution

The fourth proportional to 2,201.42, 3,302.14 and 1,767.72 is: 2,651.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201.42 : 3,302.14 = 1,767.72 : x
  2. Step 2: Convert to fraction form
    2,201.42/3,302.14 = 1,767.72/x
  3. Step 3: Cross multiply
    2,201.42x = 3,302.14 × 1,767.72
  4. Step 4: Simplify right side
    2,201.42x = 5,837,258.92
  5. Step 5: Solve for x
    x = 5,837,258.92/2,201.42
  6. Step 6: Final answer
    x = 2,651.59

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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.