Home / 2,198.83-3,034.97-1,526.68

Finding the Fourth Proportional to 2,198.83, 3,034.97 and 1,526.68

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Solution

The fourth proportional to 2,198.83, 3,034.97 and 1,526.68 is: 2,107.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198.83 : 3,034.97 = 1,526.68 : x
  2. Step 2: Convert to fraction form
    2,198.83/3,034.97 = 1,526.68/x
  3. Step 3: Cross multiply
    2,198.83x = 3,034.97 × 1,526.68
  4. Step 4: Simplify right side
    2,198.83x = 4,633,428.00
  5. Step 5: Solve for x
    x = 4,633,428.00/2,198.83
  6. Step 6: Final answer
    x = 2,107.22

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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.