Home / 2,095.14-3,141.96-613.95

Finding the Fourth Proportional to 2,095.14, 3,141.96 and 613.95

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Solution

The fourth proportional to 2,095.14, 3,141.96 and 613.95 is: 920.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,095.14 : 3,141.96 = 613.95 : x
  2. Step 2: Convert to fraction form
    2,095.14/3,141.96 = 613.95/x
  3. Step 3: Cross multiply
    2,095.14x = 3,141.96 × 613.95
  4. Step 4: Simplify right side
    2,095.14x = 1,929,006.34
  5. Step 5: Solve for x
    x = 1,929,006.34/2,095.14
  6. Step 6: Final answer
    x = 920.71

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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.