Home / 3,132.72-4,699.31-1,052.73

Finding the Fourth Proportional to 3,132.72, 4,699.31 and 1,052.73

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Solution

The fourth proportional to 3,132.72, 4,699.31 and 1,052.73 is: 1,579.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.72 : 4,699.31 = 1,052.73 : x
  2. Step 2: Convert to fraction form
    3,132.72/4,699.31 = 1,052.73/x
  3. Step 3: Cross multiply
    3,132.72x = 4,699.31 × 1,052.73
  4. Step 4: Simplify right side
    3,132.72x = 4,947,104.62
  5. Step 5: Solve for x
    x = 4,947,104.62/3,132.72
  6. Step 6: Final answer
    x = 1,579.17

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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.