Home / 2,864.33-4,290.36-2,163.27

Finding the Fourth Proportional to 2,864.33, 4,290.36 and 2,163.27

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Solution

The fourth proportional to 2,864.33, 4,290.36 and 2,163.27 is: 3,240.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864.33 : 4,290.36 = 2,163.27 : x
  2. Step 2: Convert to fraction form
    2,864.33/4,290.36 = 2,163.27/x
  3. Step 3: Cross multiply
    2,864.33x = 4,290.36 × 2,163.27
  4. Step 4: Simplify right side
    2,864.33x = 9,281,207.08
  5. Step 5: Solve for x
    x = 9,281,207.08/2,864.33
  6. Step 6: Final answer
    x = 3,240.27

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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.