Home / 7,276.20-10,918.43-2,833.29

Finding the Fourth Proportional to 7,276.20, 10,918.43 and 2,833.29

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Solution

The fourth proportional to 7,276.20, 10,918.43 and 2,833.29 is: 4,251.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,276.20 : 10,918.43 = 2,833.29 : x
  2. Step 2: Convert to fraction form
    7,276.20/10,918.43 = 2,833.29/x
  3. Step 3: Cross multiply
    7,276.20x = 10,918.43 × 2,833.29
  4. Step 4: Simplify right side
    7,276.20x = 30,935,064.37
  5. Step 5: Solve for x
    x = 30,935,064.37/7,276.20
  6. Step 6: Final answer
    x = 4,251.54

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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.