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Finding the Fourth Proportional to 3,907.77, 5,861.68 and 1,599.27

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Solution

The fourth proportional to 3,907.77, 5,861.68 and 1,599.27 is: 2,398.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,907.77 : 5,861.68 = 1,599.27 : x
  2. Step 2: Convert to fraction form
    3,907.77/5,861.68 = 1,599.27/x
  3. Step 3: Cross multiply
    3,907.77x = 5,861.68 × 1,599.27
  4. Step 4: Simplify right side
    3,907.77x = 9,374,408.97
  5. Step 5: Solve for x
    x = 9,374,408.97/3,907.77
  6. Step 6: Final answer
    x = 2,398.92

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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.