Home / 1,844.10-2,766.15-1,105.99

Finding the Fourth Proportional to 1,844.10, 2,766.15 and 1,105.99

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Solution

The fourth proportional to 1,844.10, 2,766.15 and 1,105.99 is: 1,658.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844.10 : 2,766.15 = 1,105.99 : x
  2. Step 2: Convert to fraction form
    1,844.10/2,766.15 = 1,105.99/x
  3. Step 3: Cross multiply
    1,844.10x = 2,766.15 × 1,105.99
  4. Step 4: Simplify right side
    1,844.10x = 3,059,327.32
  5. Step 5: Solve for x
    x = 3,059,327.32/1,844.10
  6. Step 6: Final answer
    x = 1,658.98

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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.