Home / 2,548.12-3,822.98-1,768.88

Finding the Fourth Proportional to 2,548.12, 3,822.98 and 1,768.88

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Solution

The fourth proportional to 2,548.12, 3,822.98 and 1,768.88 is: 2,653.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,548.12 : 3,822.98 = 1,768.88 : x
  2. Step 2: Convert to fraction form
    2,548.12/3,822.98 = 1,768.88/x
  3. Step 3: Cross multiply
    2,548.12x = 3,822.98 × 1,768.88
  4. Step 4: Simplify right side
    2,548.12x = 6,762,392.86
  5. Step 5: Solve for x
    x = 6,762,392.86/2,548.12
  6. Step 6: Final answer
    x = 2,653.88

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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.