Home / 3,226.23-4,839.62-1,665.63

Finding the Fourth Proportional to 3,226.23, 4,839.62 and 1,665.63

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Solution

The fourth proportional to 3,226.23, 4,839.62 and 1,665.63 is: 2,498.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,226.23 : 4,839.62 = 1,665.63 : x
  2. Step 2: Convert to fraction form
    3,226.23/4,839.62 = 1,665.63/x
  3. Step 3: Cross multiply
    3,226.23x = 4,839.62 × 1,665.63
  4. Step 4: Simplify right side
    3,226.23x = 8,061,007.93
  5. Step 5: Solve for x
    x = 8,061,007.93/3,226.23
  6. Step 6: Final answer
    x = 2,498.58

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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.