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Finding the Fourth Proportional to 1,874.66, 2,808.41 and 1,050.44

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Solution

The fourth proportional to 1,874.66, 2,808.41 and 1,050.44 is: 1,573.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874.66 : 2,808.41 = 1,050.44 : x
  2. Step 2: Convert to fraction form
    1,874.66/2,808.41 = 1,050.44/x
  3. Step 3: Cross multiply
    1,874.66x = 2,808.41 × 1,050.44
  4. Step 4: Simplify right side
    1,874.66x = 2,950,046.91
  5. Step 5: Solve for x
    x = 2,950,046.91/1,874.66
  6. Step 6: Final answer
    x = 1,573.65

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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.