Home / 2,252.16-3,106.17-1,622.79

Finding the Fourth Proportional to 2,252.16, 3,106.17 and 1,622.79

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Solution

The fourth proportional to 2,252.16, 3,106.17 and 1,622.79 is: 2,238.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252.16 : 3,106.17 = 1,622.79 : x
  2. Step 2: Convert to fraction form
    2,252.16/3,106.17 = 1,622.79/x
  3. Step 3: Cross multiply
    2,252.16x = 3,106.17 × 1,622.79
  4. Step 4: Simplify right side
    2,252.16x = 5,040,661.61
  5. Step 5: Solve for x
    x = 5,040,661.61/2,252.16
  6. Step 6: Final answer
    x = 2,238.15

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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.