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Finding the Fourth Proportional to 7,251.93, 10,883.97 and 5,176.98

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Solution

The fourth proportional to 7,251.93, 10,883.97 and 5,176.98 is: 7,769.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,251.93 : 10,883.97 = 5,176.98 : x
  2. Step 2: Convert to fraction form
    7,251.93/10,883.97 = 5,176.98/x
  3. Step 3: Cross multiply
    7,251.93x = 10,883.97 × 5,176.98
  4. Step 4: Simplify right side
    7,251.93x = 56,346,095.01
  5. Step 5: Solve for x
    x = 56,346,095.01/7,251.93
  6. Step 6: Final answer
    x = 7,769.81

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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.