Home / 6,446.67-9,671.37-2,749.02

Finding the Fourth Proportional to 6,446.67, 9,671.37 and 2,749.02

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Solution

The fourth proportional to 6,446.67, 9,671.37 and 2,749.02 is: 4,124.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,446.67 : 9,671.37 = 2,749.02 : x
  2. Step 2: Convert to fraction form
    6,446.67/9,671.37 = 2,749.02/x
  3. Step 3: Cross multiply
    6,446.67x = 9,671.37 × 2,749.02
  4. Step 4: Simplify right side
    6,446.67x = 26,586,789.56
  5. Step 5: Solve for x
    x = 26,586,789.56/6,446.67
  6. Step 6: Final answer
    x = 4,124.11

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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.