Home / 2,968.05-4,096.14-1,641.88

Finding the Fourth Proportional to 2,968.05, 4,096.14 and 1,641.88

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Solution

The fourth proportional to 2,968.05, 4,096.14 and 1,641.88 is: 2,265.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,968.05 : 4,096.14 = 1,641.88 : x
  2. Step 2: Convert to fraction form
    2,968.05/4,096.14 = 1,641.88/x
  3. Step 3: Cross multiply
    2,968.05x = 4,096.14 × 1,641.88
  4. Step 4: Simplify right side
    2,968.05x = 6,725,349.86
  5. Step 5: Solve for x
    x = 6,725,349.86/2,968.05
  6. Step 6: Final answer
    x = 2,265.92

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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.