Home / 3,982.91-5,496.07-2,303.17

Finding the Fourth Proportional to 3,982.91, 5,496.07 and 2,303.17

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Solution

The fourth proportional to 3,982.91, 5,496.07 and 2,303.17 is: 3,178.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,982.91 : 5,496.07 = 2,303.17 : x
  2. Step 2: Convert to fraction form
    3,982.91/5,496.07 = 2,303.17/x
  3. Step 3: Cross multiply
    3,982.91x = 5,496.07 × 2,303.17
  4. Step 4: Simplify right side
    3,982.91x = 12,658,383.54
  5. Step 5: Solve for x
    x = 12,658,383.54/3,982.91
  6. Step 6: Final answer
    x = 3,178.17

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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.