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Finding the Fourth Proportional to 2,793.67, 4,187.56 and 944.14

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Solution

The fourth proportional to 2,793.67, 4,187.56 and 944.14 is: 1,415.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,793.67 : 4,187.56 = 944.14 : x
  2. Step 2: Convert to fraction form
    2,793.67/4,187.56 = 944.14/x
  3. Step 3: Cross multiply
    2,793.67x = 4,187.56 × 944.14
  4. Step 4: Simplify right side
    2,793.67x = 3,953,642.90
  5. Step 5: Solve for x
    x = 3,953,642.90/2,793.67
  6. Step 6: Final answer
    x = 1,415.21

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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.