Home / 3,579.96-4,940.34-2,008.08

Finding the Fourth Proportional to 3,579.96, 4,940.34 and 2,008.08

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Solution

The fourth proportional to 3,579.96, 4,940.34 and 2,008.08 is: 2,771.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579.96 : 4,940.34 = 2,008.08 : x
  2. Step 2: Convert to fraction form
    3,579.96/4,940.34 = 2,008.08/x
  3. Step 3: Cross multiply
    3,579.96x = 4,940.34 × 2,008.08
  4. Step 4: Simplify right side
    3,579.96x = 9,920,597.95
  5. Step 5: Solve for x
    x = 9,920,597.95/3,579.96
  6. Step 6: Final answer
    x = 2,771.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.