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Finding the Fourth Proportional to 3,808.52, 5,703.92 and 3,703.43

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Solution

The fourth proportional to 3,808.52, 5,703.92 and 3,703.43 is: 5,546.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,808.52 : 5,703.92 = 3,703.43 : x
  2. Step 2: Convert to fraction form
    3,808.52/5,703.92 = 3,703.43/x
  3. Step 3: Cross multiply
    3,808.52x = 5,703.92 × 3,703.43
  4. Step 4: Simplify right side
    3,808.52x = 21,124,021.41
  5. Step 5: Solve for x
    x = 21,124,021.41/3,808.52
  6. Step 6: Final answer
    x = 5,546.52

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1.5x scale

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.