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Finding the Fourth Proportional to 4,125.89, 6,188.13 and 1,352.49

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Solution

The fourth proportional to 4,125.89, 6,188.13 and 1,352.49 is: 2,028.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,125.89 : 6,188.13 = 1,352.49 : x
  2. Step 2: Convert to fraction form
    4,125.89/6,188.13 = 1,352.49/x
  3. Step 3: Cross multiply
    4,125.89x = 6,188.13 × 1,352.49
  4. Step 4: Simplify right side
    4,125.89x = 8,369,383.94
  5. Step 5: Solve for x
    x = 8,369,383.94/4,125.89
  6. Step 6: Final answer
    x = 2,028.51

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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.