Home / 3,161.52-4,734-2,062.80

Finding the Fourth Proportional to 3,161.52, 4,734 and 2,062.80

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Solution

The fourth proportional to 3,161.52, 4,734 and 2,062.80 is: 3,088.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161.52 : 4,734 = 2,062.80 : x
  2. Step 2: Convert to fraction form
    3,161.52/4,734 = 2,062.80/x
  3. Step 3: Cross multiply
    3,161.52x = 4,734 × 2,062.80
  4. Step 4: Simplify right side
    3,161.52x = 9,765,295.20
  5. Step 5: Solve for x
    x = 9,765,295.20/3,161.52
  6. Step 6: Final answer
    x = 3,088.80

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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.