Home / 3,965.66-5,472.59-2,197.23

Finding the Fourth Proportional to 3,965.66, 5,472.59 and 2,197.23

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Solution

The fourth proportional to 3,965.66, 5,472.59 and 2,197.23 is: 3,032.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,965.66 : 5,472.59 = 2,197.23 : x
  2. Step 2: Convert to fraction form
    3,965.66/5,472.59 = 2,197.23/x
  3. Step 3: Cross multiply
    3,965.66x = 5,472.59 × 2,197.23
  4. Step 4: Simplify right side
    3,965.66x = 12,024,538.93
  5. Step 5: Solve for x
    x = 12,024,538.93/3,965.66
  6. Step 6: Final answer
    x = 3,032.17

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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.