Home / 2,548.07-3,822.51-1,249.64

Finding the Fourth Proportional to 2,548.07, 3,822.51 and 1,249.64

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Solution

The fourth proportional to 2,548.07, 3,822.51 and 1,249.64 is: 1,874.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,548.07 : 3,822.51 = 1,249.64 : x
  2. Step 2: Convert to fraction form
    2,548.07/3,822.51 = 1,249.64/x
  3. Step 3: Cross multiply
    2,548.07x = 3,822.51 × 1,249.64
  4. Step 4: Simplify right side
    2,548.07x = 4,776,761.40
  5. Step 5: Solve for x
    x = 4,776,761.40/2,548.07
  6. Step 6: Final answer
    x = 1,874.66

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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.