Home / 1,849.16-2,773.63-1,118.54

Finding the Fourth Proportional to 1,849.16, 2,773.63 and 1,118.54

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Solution

The fourth proportional to 1,849.16, 2,773.63 and 1,118.54 is: 1,677.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,849.16 : 2,773.63 = 1,118.54 : x
  2. Step 2: Convert to fraction form
    1,849.16/2,773.63 = 1,118.54/x
  3. Step 3: Cross multiply
    1,849.16x = 2,773.63 × 1,118.54
  4. Step 4: Simplify right side
    1,849.16x = 3,102,399.44
  5. Step 5: Solve for x
    x = 3,102,399.44/1,849.16
  6. Step 6: Final answer
    x = 1,677.74

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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.