Home / 2,013.61-3,020.91-1,627.12

Finding the Fourth Proportional to 2,013.61, 3,020.91 and 1,627.12

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Solution

The fourth proportional to 2,013.61, 3,020.91 and 1,627.12 is: 2,441.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,013.61 : 3,020.91 = 1,627.12 : x
  2. Step 2: Convert to fraction form
    2,013.61/3,020.91 = 1,627.12/x
  3. Step 3: Cross multiply
    2,013.61x = 3,020.91 × 1,627.12
  4. Step 4: Simplify right side
    2,013.61x = 4,915,383.08
  5. Step 5: Solve for x
    x = 4,915,383.08/2,013.61
  6. Step 6: Final answer
    x = 2,441.08

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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.