Home / 4,661.33-6,431.91-2,772.87

Finding the Fourth Proportional to 4,661.33, 6,431.91 and 2,772.87

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Solution

The fourth proportional to 4,661.33, 6,431.91 and 2,772.87 is: 3,826.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,661.33 : 6,431.91 = 2,772.87 : x
  2. Step 2: Convert to fraction form
    4,661.33/6,431.91 = 2,772.87/x
  3. Step 3: Cross multiply
    4,661.33x = 6,431.91 × 2,772.87
  4. Step 4: Simplify right side
    4,661.33x = 17,834,850.28
  5. Step 5: Solve for x
    x = 17,834,850.28/4,661.33
  6. Step 6: Final answer
    x = 3,826.13

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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.