Home / 2,836.26-4,250.07-1,911.51

Finding the Fourth Proportional to 2,836.26, 4,250.07 and 1,911.51

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Solution

The fourth proportional to 2,836.26, 4,250.07 and 1,911.51 is: 2,864.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836.26 : 4,250.07 = 1,911.51 : x
  2. Step 2: Convert to fraction form
    2,836.26/4,250.07 = 1,911.51/x
  3. Step 3: Cross multiply
    2,836.26x = 4,250.07 × 1,911.51
  4. Step 4: Simplify right side
    2,836.26x = 8,124,051.31
  5. Step 5: Solve for x
    x = 8,124,051.31/2,836.26
  6. Step 6: Final answer
    x = 2,864.35

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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.