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Finding the Fourth Proportional to 7,937.09, 10,950.97 and 6,253.28

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Solution

The fourth proportional to 7,937.09, 10,950.97 and 6,253.28 is: 8,627.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,937.09 : 10,950.97 = 6,253.28 : x
  2. Step 2: Convert to fraction form
    7,937.09/10,950.97 = 6,253.28/x
  3. Step 3: Cross multiply
    7,937.09x = 10,950.97 × 6,253.28
  4. Step 4: Simplify right side
    7,937.09x = 68,479,395.66
  5. Step 5: Solve for x
    x = 68,479,395.66/7,937.09
  6. Step 6: Final answer
    x = 8,627.77

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1.5x scale

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.