Home / 3,938.46-5,908.77-1,597.02

Finding the Fourth Proportional to 3,938.46, 5,908.77 and 1,597.02

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Solution

The fourth proportional to 3,938.46, 5,908.77 and 1,597.02 is: 2,395.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,938.46 : 5,908.77 = 1,597.02 : x
  2. Step 2: Convert to fraction form
    3,938.46/5,908.77 = 1,597.02/x
  3. Step 3: Cross multiply
    3,938.46x = 5,908.77 × 1,597.02
  4. Step 4: Simplify right side
    3,938.46x = 9,436,423.87
  5. Step 5: Solve for x
    x = 9,436,423.87/3,938.46
  6. Step 6: Final answer
    x = 2,395.97

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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.