Home / 3,456.40-5,183.13-1,895.96

Finding the Fourth Proportional to 3,456.40, 5,183.13 and 1,895.96

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Solution

The fourth proportional to 3,456.40, 5,183.13 and 1,895.96 is: 2,843.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456.40 : 5,183.13 = 1,895.96 : x
  2. Step 2: Convert to fraction form
    3,456.40/5,183.13 = 1,895.96/x
  3. Step 3: Cross multiply
    3,456.40x = 5,183.13 × 1,895.96
  4. Step 4: Simplify right side
    3,456.40x = 9,826,988.35
  5. Step 5: Solve for x
    x = 9,826,988.35/3,456.40
  6. Step 6: Final answer
    x = 2,843.13

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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.