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Finding the Fourth Proportional to 3,794.83, 5,235.42 and 2,802.49

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Solution

The fourth proportional to 3,794.83, 5,235.42 and 2,802.49 is: 3,866.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,794.83 : 5,235.42 = 2,802.49 : x
  2. Step 2: Convert to fraction form
    3,794.83/5,235.42 = 2,802.49/x
  3. Step 3: Cross multiply
    3,794.83x = 5,235.42 × 2,802.49
  4. Step 4: Simplify right side
    3,794.83x = 14,672,212.20
  5. Step 5: Solve for x
    x = 14,672,212.20/3,794.83
  6. Step 6: Final answer
    x = 3,866.37

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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.