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Finding the Fourth Proportional to 1,517.87, 2,094.89 and 1,093.91

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Solution

The fourth proportional to 1,517.87, 2,094.89 and 1,093.91 is: 1,509.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517.87 : 2,094.89 = 1,093.91 : x
  2. Step 2: Convert to fraction form
    1,517.87/2,094.89 = 1,093.91/x
  3. Step 3: Cross multiply
    1,517.87x = 2,094.89 × 1,093.91
  4. Step 4: Simplify right side
    1,517.87x = 2,291,605.18
  5. Step 5: Solve for x
    x = 2,291,605.18/1,517.87
  6. Step 6: Final answer
    x = 1,509.75

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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.