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Finding the Fourth Proportional to 7,203.96, 10,808.49 and 2,525.28

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Solution

The fourth proportional to 7,203.96, 10,808.49 and 2,525.28 is: 3,788.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,203.96 : 10,808.49 = 2,525.28 : x
  2. Step 2: Convert to fraction form
    7,203.96/10,808.49 = 2,525.28/x
  3. Step 3: Cross multiply
    7,203.96x = 10,808.49 × 2,525.28
  4. Step 4: Simplify right side
    7,203.96x = 27,294,418.36
  5. Step 5: Solve for x
    x = 27,294,418.36/7,203.96
  6. Step 6: Final answer
    x = 3,788.81

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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.