Home / 3,769.80-5,204.67-2,354.40

Finding the Fourth Proportional to 3,769.80, 5,204.67 and 2,354.40

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Solution

The fourth proportional to 3,769.80, 5,204.67 and 2,354.40 is: 3,250.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,769.80 : 5,204.67 = 2,354.40 : x
  2. Step 2: Convert to fraction form
    3,769.80/5,204.67 = 2,354.40/x
  3. Step 3: Cross multiply
    3,769.80x = 5,204.67 × 2,354.40
  4. Step 4: Simplify right side
    3,769.80x = 12,253,875.05
  5. Step 5: Solve for x
    x = 12,253,875.05/3,769.80
  6. Step 6: Final answer
    x = 3,250.54

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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.