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Finding the Fourth Proportional to 7,936.01, 10,950.75 and 4,578.98

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Solution

The fourth proportional to 7,936.01, 10,950.75 and 4,578.98 is: 6,318.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,936.01 : 10,950.75 = 4,578.98 : x
  2. Step 2: Convert to fraction form
    7,936.01/10,950.75 = 4,578.98/x
  3. Step 3: Cross multiply
    7,936.01x = 10,950.75 × 4,578.98
  4. Step 4: Simplify right side
    7,936.01x = 50,143,265.24
  5. Step 5: Solve for x
    x = 50,143,265.24/7,936.01
  6. Step 6: Final answer
    x = 6,318.45

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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.