Home / 4,865.24-6,714.42-2,769.78

Finding the Fourth Proportional to 4,865.24, 6,714.42 and 2,769.78

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Solution

The fourth proportional to 4,865.24, 6,714.42 and 2,769.78 is: 3,822.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,865.24 : 6,714.42 = 2,769.78 : x
  2. Step 2: Convert to fraction form
    4,865.24/6,714.42 = 2,769.78/x
  3. Step 3: Cross multiply
    4,865.24x = 6,714.42 × 2,769.78
  4. Step 4: Simplify right side
    4,865.24x = 18,597,466.23
  5. Step 5: Solve for x
    x = 18,597,466.23/4,865.24
  6. Step 6: Final answer
    x = 3,822.52

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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.