Home / 2,983.11-4,116.24-1,656.82

Finding the Fourth Proportional to 2,983.11, 4,116.24 and 1,656.82

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Solution

The fourth proportional to 2,983.11, 4,116.24 and 1,656.82 is: 2,286.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983.11 : 4,116.24 = 1,656.82 : x
  2. Step 2: Convert to fraction form
    2,983.11/4,116.24 = 1,656.82/x
  3. Step 3: Cross multiply
    2,983.11x = 4,116.24 × 1,656.82
  4. Step 4: Simplify right side
    2,983.11x = 6,819,868.76
  5. Step 5: Solve for x
    x = 6,819,868.76/2,983.11
  6. Step 6: Final answer
    x = 2,286.16

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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.