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Finding the Fourth Proportional to 3,083.76, 4,625.64 and 1,352.25

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Solution

The fourth proportional to 3,083.76, 4,625.64 and 1,352.25 is: 2,028.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,083.76 : 4,625.64 = 1,352.25 : x
  2. Step 2: Convert to fraction form
    3,083.76/4,625.64 = 1,352.25/x
  3. Step 3: Cross multiply
    3,083.76x = 4,625.64 × 1,352.25
  4. Step 4: Simplify right side
    3,083.76x = 6,255,021.69
  5. Step 5: Solve for x
    x = 6,255,021.69/3,083.76
  6. Step 6: Final answer
    x = 2,028.38

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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.