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Finding the Fourth Proportional to 3,907.52, 5,857.16 and 2,426.73

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Solution

The fourth proportional to 3,907.52, 5,857.16 and 2,426.73 is: 3,637.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,907.52 : 5,857.16 = 2,426.73 : x
  2. Step 2: Convert to fraction form
    3,907.52/5,857.16 = 2,426.73/x
  3. Step 3: Cross multiply
    3,907.52x = 5,857.16 × 2,426.73
  4. Step 4: Simplify right side
    3,907.52x = 14,213,745.89
  5. Step 5: Solve for x
    x = 14,213,745.89/3,907.52
  6. Step 6: Final answer
    x = 3,637.54

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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.