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Finding the Fourth Proportional to 5,007.44, 6,910.04 and 2,769.28

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Solution

The fourth proportional to 5,007.44, 6,910.04 and 2,769.28 is: 3,821.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,007.44 : 6,910.04 = 2,769.28 : x
  2. Step 2: Convert to fraction form
    5,007.44/6,910.04 = 2,769.28/x
  3. Step 3: Cross multiply
    5,007.44x = 6,910.04 × 2,769.28
  4. Step 4: Simplify right side
    5,007.44x = 19,135,835.57
  5. Step 5: Solve for x
    x = 19,135,835.57/5,007.44
  6. Step 6: Final answer
    x = 3,821.48

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1.5x scale

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.