Home / 6,610.32-9,916.38-2,226.78

Finding the Fourth Proportional to 6,610.32, 9,916.38 and 2,226.78

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Solution

The fourth proportional to 6,610.32, 9,916.38 and 2,226.78 is: 3,340.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,610.32 : 9,916.38 = 2,226.78 : x
  2. Step 2: Convert to fraction form
    6,610.32/9,916.38 = 2,226.78/x
  3. Step 3: Cross multiply
    6,610.32x = 9,916.38 × 2,226.78
  4. Step 4: Simplify right side
    6,610.32x = 22,081,596.66
  5. Step 5: Solve for x
    x = 22,081,596.66/6,610.32
  6. Step 6: Final answer
    x = 3,340.47

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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.