Home / 4,249.64-6,377.70-1,652.78

Finding the Fourth Proportional to 4,249.64, 6,377.70 and 1,652.78

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Solution

The fourth proportional to 4,249.64, 6,377.70 and 1,652.78 is: 2,480.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,249.64 : 6,377.70 = 1,652.78 : x
  2. Step 2: Convert to fraction form
    4,249.64/6,377.70 = 1,652.78/x
  3. Step 3: Cross multiply
    4,249.64x = 6,377.70 × 1,652.78
  4. Step 4: Simplify right side
    4,249.64x = 10,540,935.01
  5. Step 5: Solve for x
    x = 10,540,935.01/4,249.64
  6. Step 6: Final answer
    x = 2,480.43

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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.