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Finding the Fourth Proportional to 3,881.67, 5,824.98 and 2,825.52

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Solution

The fourth proportional to 3,881.67, 5,824.98 and 2,825.52 is: 4,240.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,881.67 : 5,824.98 = 2,825.52 : x
  2. Step 2: Convert to fraction form
    3,881.67/5,824.98 = 2,825.52/x
  3. Step 3: Cross multiply
    3,881.67x = 5,824.98 × 2,825.52
  4. Step 4: Simplify right side
    3,881.67x = 16,458,597.49
  5. Step 5: Solve for x
    x = 16,458,597.49/3,881.67
  6. Step 6: Final answer
    x = 4,240.08

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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.