Home / 4,640.06-6,961.62-3,086.18

Finding the Fourth Proportional to 4,640.06, 6,961.62 and 3,086.18

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Solution

The fourth proportional to 4,640.06, 6,961.62 and 3,086.18 is: 4,630.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,640.06 : 6,961.62 = 3,086.18 : x
  2. Step 2: Convert to fraction form
    4,640.06/6,961.62 = 3,086.18/x
  3. Step 3: Cross multiply
    4,640.06x = 6,961.62 × 3,086.18
  4. Step 4: Simplify right side
    4,640.06x = 21,484,777.60
  5. Step 5: Solve for x
    x = 21,484,777.60/4,640.06
  6. Step 6: Final answer
    x = 4,630.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.