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Finding the Fourth Proportional to 8,867.06, 13,300.52 and 2,711.06

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Solution

The fourth proportional to 8,867.06, 13,300.52 and 2,711.06 is: 4,066.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,867.06 : 13,300.52 = 2,711.06 : x
  2. Step 2: Convert to fraction form
    8,867.06/13,300.52 = 2,711.06/x
  3. Step 3: Cross multiply
    8,867.06x = 13,300.52 × 2,711.06
  4. Step 4: Simplify right side
    8,867.06x = 36,058,507.75
  5. Step 5: Solve for x
    x = 36,058,507.75/8,867.06
  6. Step 6: Final answer
    x = 4,066.57

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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.