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Finding the Fourth Proportional to 5,679.06, 8,513.06 and 2,716.73

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Solution

The fourth proportional to 5,679.06, 8,513.06 and 2,716.73 is: 4,072.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,679.06 : 8,513.06 = 2,716.73 : x
  2. Step 2: Convert to fraction form
    5,679.06/8,513.06 = 2,716.73/x
  3. Step 3: Cross multiply
    5,679.06x = 8,513.06 × 2,716.73
  4. Step 4: Simplify right side
    5,679.06x = 23,127,685.49
  5. Step 5: Solve for x
    x = 23,127,685.49/5,679.06
  6. Step 6: Final answer
    x = 4,072.45

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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.