Home / 4,985.82-6,880.14-2,747.25

Finding the Fourth Proportional to 4,985.82, 6,880.14 and 2,747.25

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Solution

The fourth proportional to 4,985.82, 6,880.14 and 2,747.25 is: 3,791.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,985.82 : 6,880.14 = 2,747.25 : x
  2. Step 2: Convert to fraction form
    4,985.82/6,880.14 = 2,747.25/x
  3. Step 3: Cross multiply
    4,985.82x = 6,880.14 × 2,747.25
  4. Step 4: Simplify right side
    4,985.82x = 18,901,464.62
  5. Step 5: Solve for x
    x = 18,901,464.62/4,985.82
  6. Step 6: Final answer
    x = 3,791.04

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1.5x scale

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.