Home / 3,278.19-4,524.01-1,786.17

Finding the Fourth Proportional to 3,278.19, 4,524.01 and 1,786.17

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Solution

The fourth proportional to 3,278.19, 4,524.01 and 1,786.17 is: 2,464.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278.19 : 4,524.01 = 1,786.17 : x
  2. Step 2: Convert to fraction form
    3,278.19/4,524.01 = 1,786.17/x
  3. Step 3: Cross multiply
    3,278.19x = 4,524.01 × 1,786.17
  4. Step 4: Simplify right side
    3,278.19x = 8,080,646.48
  5. Step 5: Solve for x
    x = 8,080,646.48/3,278.19
  6. Step 6: Final answer
    x = 2,464.97

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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.