Home / 4,921.39-6,791.44-2,683.29

Finding the Fourth Proportional to 4,921.39, 6,791.44 and 2,683.29

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Solution

The fourth proportional to 4,921.39, 6,791.44 and 2,683.29 is: 3,702.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,921.39 : 6,791.44 = 2,683.29 : x
  2. Step 2: Convert to fraction form
    4,921.39/6,791.44 = 2,683.29/x
  3. Step 3: Cross multiply
    4,921.39x = 6,791.44 × 2,683.29
  4. Step 4: Simplify right side
    4,921.39x = 18,223,403.04
  5. Step 5: Solve for x
    x = 18,223,403.04/4,921.39
  6. Step 6: Final answer
    x = 3,702.90

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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.