Home / 3,751.11-5,173.83-2,865.36

Finding the Fourth Proportional to 3,751.11, 5,173.83 and 2,865.36

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Solution

The fourth proportional to 3,751.11, 5,173.83 and 2,865.36 is: 3,952.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,751.11 : 5,173.83 = 2,865.36 : x
  2. Step 2: Convert to fraction form
    3,751.11/5,173.83 = 2,865.36/x
  3. Step 3: Cross multiply
    3,751.11x = 5,173.83 × 2,865.36
  4. Step 4: Simplify right side
    3,751.11x = 14,824,885.53
  5. Step 5: Solve for x
    x = 14,824,885.53/3,751.11
  6. Step 6: Final answer
    x = 3,952.13

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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.