Home / 6,489.44-9,731.52-2,046.56

Finding the Fourth Proportional to 6,489.44, 9,731.52 and 2,046.56

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Solution

The fourth proportional to 6,489.44, 9,731.52 and 2,046.56 is: 3,069.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,489.44 : 9,731.52 = 2,046.56 : x
  2. Step 2: Convert to fraction form
    6,489.44/9,731.52 = 2,046.56/x
  3. Step 3: Cross multiply
    6,489.44x = 9,731.52 × 2,046.56
  4. Step 4: Simplify right side
    6,489.44x = 19,916,139.57
  5. Step 5: Solve for x
    x = 19,916,139.57/6,489.44
  6. Step 6: Final answer
    x = 3,069.01

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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.