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Finding the Fourth Proportional to 7,794, 10,754.08 and 5,276.52

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Solution

The fourth proportional to 7,794, 10,754.08 and 5,276.52 is: 7,280.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,794 : 10,754.08 = 5,276.52 : x
  2. Step 2: Convert to fraction form
    7,794/10,754.08 = 5,276.52/x
  3. Step 3: Cross multiply
    7,794x = 10,754.08 × 5,276.52
  4. Step 4: Simplify right side
    7,794x = 56,744,118.20
  5. Step 5: Solve for x
    x = 56,744,118.20/7,794
  6. Step 6: Final answer
    x = 7,280.49

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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.