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Finding the Fourth Proportional to 6,892.66, 10,336.47 and 2,388.57

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Solution

The fourth proportional to 6,892.66, 10,336.47 and 2,388.57 is: 3,581.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,892.66 : 10,336.47 = 2,388.57 : x
  2. Step 2: Convert to fraction form
    6,892.66/10,336.47 = 2,388.57/x
  3. Step 3: Cross multiply
    6,892.66x = 10,336.47 × 2,388.57
  4. Step 4: Simplify right side
    6,892.66x = 24,689,382.15
  5. Step 5: Solve for x
    x = 24,689,382.15/6,892.66
  6. Step 6: Final answer
    x = 3,581.98

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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.