Home / 4,921.19-6,791.32-2,683.11

Finding the Fourth Proportional to 4,921.19, 6,791.32 and 2,683.11

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Solution

The fourth proportional to 4,921.19, 6,791.32 and 2,683.11 is: 3,702.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,921.19 : 6,791.32 = 2,683.11 : x
  2. Step 2: Convert to fraction form
    4,921.19/6,791.32 = 2,683.11/x
  3. Step 3: Cross multiply
    4,921.19x = 6,791.32 × 2,683.11
  4. Step 4: Simplify right side
    4,921.19x = 18,221,811.23
  5. Step 5: Solve for x
    x = 18,221,811.23/4,921.19
  6. Step 6: Final answer
    x = 3,702.72

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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.