Home / 3,278.24-4,523.82-1,952.09

Finding the Fourth Proportional to 3,278.24, 4,523.82 and 1,952.09

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Solution

The fourth proportional to 3,278.24, 4,523.82 and 1,952.09 is: 2,693.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278.24 : 4,523.82 = 1,952.09 : x
  2. Step 2: Convert to fraction form
    3,278.24/4,523.82 = 1,952.09/x
  3. Step 3: Cross multiply
    3,278.24x = 4,523.82 × 1,952.09
  4. Step 4: Simplify right side
    3,278.24x = 8,830,903.78
  5. Step 5: Solve for x
    x = 8,830,903.78/3,278.24
  6. Step 6: Final answer
    x = 2,693.79

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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.