Home / 4,196.96-5,781.79-2,935.65

Finding the Fourth Proportional to 4,196.96, 5,781.79 and 2,935.65

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Solution

The fourth proportional to 4,196.96, 5,781.79 and 2,935.65 is: 4,044.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,196.96 : 5,781.79 = 2,935.65 : x
  2. Step 2: Convert to fraction form
    4,196.96/5,781.79 = 2,935.65/x
  3. Step 3: Cross multiply
    4,196.96x = 5,781.79 × 2,935.65
  4. Step 4: Simplify right side
    4,196.96x = 16,973,311.81
  5. Step 5: Solve for x
    x = 16,973,311.81/4,196.96
  6. Step 6: Final answer
    x = 4,044.19

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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.