Home / 8,270.19-11,414.64-5,086.18

Finding the Fourth Proportional to 8,270.19, 11,414.64 and 5,086.18

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Solution

The fourth proportional to 8,270.19, 11,414.64 and 5,086.18 is: 7,020.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,270.19 : 11,414.64 = 5,086.18 : x
  2. Step 2: Convert to fraction form
    8,270.19/11,414.64 = 5,086.18/x
  3. Step 3: Cross multiply
    8,270.19x = 11,414.64 × 5,086.18
  4. Step 4: Simplify right side
    8,270.19x = 58,056,991.40
  5. Step 5: Solve for x
    x = 58,056,991.40/8,270.19
  6. Step 6: Final answer
    x = 7,020.03

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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.