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Finding the Fourth Proportional to 8,709.66, 13,060.35 and 4,028.27

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Solution

The fourth proportional to 8,709.66, 13,060.35 and 4,028.27 is: 6,040.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,709.66 : 13,060.35 = 4,028.27 : x
  2. Step 2: Convert to fraction form
    8,709.66/13,060.35 = 4,028.27/x
  3. Step 3: Cross multiply
    8,709.66x = 13,060.35 × 4,028.27
  4. Step 4: Simplify right side
    8,709.66x = 52,610,550.79
  5. Step 5: Solve for x
    x = 52,610,550.79/8,709.66
  6. Step 6: Final answer
    x = 6,040.48

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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.