Home / 2,968.14-4,095.96-1,641.90

Finding the Fourth Proportional to 2,968.14, 4,095.96 and 1,641.90

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Solution

The fourth proportional to 2,968.14, 4,095.96 and 1,641.90 is: 2,265.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,968.14 : 4,095.96 = 1,641.90 : x
  2. Step 2: Convert to fraction form
    2,968.14/4,095.96 = 1,641.90/x
  3. Step 3: Cross multiply
    2,968.14x = 4,095.96 × 1,641.90
  4. Step 4: Simplify right side
    2,968.14x = 6,725,156.72
  5. Step 5: Solve for x
    x = 6,725,156.72/2,968.14
  6. Step 6: Final answer
    x = 2,265.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.