Home / 3,278.03-4,523.72-1,785.96

Finding the Fourth Proportional to 3,278.03, 4,523.72 and 1,785.96

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Solution

The fourth proportional to 3,278.03, 4,523.72 and 1,785.96 is: 2,464.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278.03 : 4,523.72 = 1,785.96 : x
  2. Step 2: Convert to fraction form
    3,278.03/4,523.72 = 1,785.96/x
  3. Step 3: Cross multiply
    3,278.03x = 4,523.72 × 1,785.96
  4. Step 4: Simplify right side
    3,278.03x = 8,079,151.42
  5. Step 5: Solve for x
    x = 8,079,151.42/3,278.03
  6. Step 6: Final answer
    x = 2,464.64

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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.