Home / 6,218.36-9,320.97-2,057.30

Finding the Fourth Proportional to 6,218.36, 9,320.97 and 2,057.30

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Solution

The fourth proportional to 6,218.36, 9,320.97 and 2,057.30 is: 3,083.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,218.36 : 9,320.97 = 2,057.30 : x
  2. Step 2: Convert to fraction form
    6,218.36/9,320.97 = 2,057.30/x
  3. Step 3: Cross multiply
    6,218.36x = 9,320.97 × 2,057.30
  4. Step 4: Simplify right side
    6,218.36x = 19,176,031.58
  5. Step 5: Solve for x
    x = 19,176,031.58/6,218.36
  6. Step 6: Final answer
    x = 3,083.78

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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.