Home / 2,133.14-3,198.29-1,036.87

Finding the Fourth Proportional to 2,133.14, 3,198.29 and 1,036.87

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Solution

The fourth proportional to 2,133.14, 3,198.29 and 1,036.87 is: 1,554.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,133.14 : 3,198.29 = 1,036.87 : x
  2. Step 2: Convert to fraction form
    2,133.14/3,198.29 = 1,036.87/x
  3. Step 3: Cross multiply
    2,133.14x = 3,198.29 × 1,036.87
  4. Step 4: Simplify right side
    2,133.14x = 3,316,197.77
  5. Step 5: Solve for x
    x = 3,316,197.77/2,133.14
  6. Step 6: Final answer
    x = 1,554.61

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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.