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Finding the Fourth Proportional to 3,825, 5,288.89 and 3,332.92

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Solution

The fourth proportional to 3,825, 5,288.89 and 3,332.92 is: 4,608.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,825 : 5,288.89 = 3,332.92 : x
  2. Step 2: Convert to fraction form
    3,825/5,288.89 = 3,332.92/x
  3. Step 3: Cross multiply
    3,825x = 5,288.89 × 3,332.92
  4. Step 4: Simplify right side
    3,825x = 17,627,447.26
  5. Step 5: Solve for x
    x = 17,627,447.26/3,825
  6. Step 6: Final answer
    x = 4,608.48

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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.