Home / 6,579.45-9,869.69-2,196.92

Finding the Fourth Proportional to 6,579.45, 9,869.69 and 2,196.92

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Solution

The fourth proportional to 6,579.45, 9,869.69 and 2,196.92 is: 3,295.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,579.45 : 9,869.69 = 2,196.92 : x
  2. Step 2: Convert to fraction form
    6,579.45/9,869.69 = 2,196.92/x
  3. Step 3: Cross multiply
    6,579.45x = 9,869.69 × 2,196.92
  4. Step 4: Simplify right side
    6,579.45x = 21,682,949.52
  5. Step 5: Solve for x
    x = 21,682,949.52/6,579.45
  6. Step 6: Final answer
    x = 3,295.56

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1.5x scale

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.