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Finding the Fourth Proportional to 7,937.87, 10,954.13 and 4,401

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Solution

The fourth proportional to 7,937.87, 10,954.13 and 4,401 is: 6,073.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,937.87 : 10,954.13 = 4,401 : x
  2. Step 2: Convert to fraction form
    7,937.87/10,954.13 = 4,401/x
  3. Step 3: Cross multiply
    7,937.87x = 10,954.13 × 4,401
  4. Step 4: Simplify right side
    7,937.87x = 48,209,104.13
  5. Step 5: Solve for x
    x = 48,209,104.13/7,937.87
  6. Step 6: Final answer
    x = 6,073.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.