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Finding the Fourth Proportional to 2,393.87, 3,589.58 and 1,094.63

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Solution

The fourth proportional to 2,393.87, 3,589.58 and 1,094.63 is: 1,641.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,393.87 : 3,589.58 = 1,094.63 : x
  2. Step 2: Convert to fraction form
    2,393.87/3,589.58 = 1,094.63/x
  3. Step 3: Cross multiply
    2,393.87x = 3,589.58 × 1,094.63
  4. Step 4: Simplify right side
    2,393.87x = 3,929,244.01
  5. Step 5: Solve for x
    x = 3,929,244.01/2,393.87
  6. Step 6: Final answer
    x = 1,641.38

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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.