Home / 4,196.96-5,781.78-2,935.66

Finding the Fourth Proportional to 4,196.96, 5,781.78 and 2,935.66

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Solution

The fourth proportional to 4,196.96, 5,781.78 and 2,935.66 is: 4,044.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,196.96 : 5,781.78 = 2,935.66 : x
  2. Step 2: Convert to fraction form
    4,196.96/5,781.78 = 2,935.66/x
  3. Step 3: Cross multiply
    4,196.96x = 5,781.78 × 2,935.66
  4. Step 4: Simplify right side
    4,196.96x = 16,973,340.27
  5. Step 5: Solve for x
    x = 16,973,340.27/4,196.96
  6. Step 6: Final answer
    x = 4,044.20

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1.5x scale

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.