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Finding the Fourth Proportional to 2,892.86, 4,341.02 and 1,249.41

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Solution

The fourth proportional to 2,892.86, 4,341.02 and 1,249.41 is: 1,874.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,892.86 : 4,341.02 = 1,249.41 : x
  2. Step 2: Convert to fraction form
    2,892.86/4,341.02 = 1,249.41/x
  3. Step 3: Cross multiply
    2,892.86x = 4,341.02 × 1,249.41
  4. Step 4: Simplify right side
    2,892.86x = 5,423,715.41
  5. Step 5: Solve for x
    x = 5,423,715.41/2,892.86
  6. Step 6: Final answer
    x = 1,874.86

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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.