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Finding the Fourth Proportional to 11,061.66, 16,594.05 and 4,135.50

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Solution

The fourth proportional to 11,061.66, 16,594.05 and 4,135.50 is: 6,203.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,061.66 : 16,594.05 = 4,135.50 : x
  2. Step 2: Convert to fraction form
    11,061.66/16,594.05 = 4,135.50/x
  3. Step 3: Cross multiply
    11,061.66x = 16,594.05 × 4,135.50
  4. Step 4: Simplify right side
    11,061.66x = 68,624,693.78
  5. Step 5: Solve for x
    x = 68,624,693.78/11,061.66
  6. Step 6: Final answer
    x = 6,203.83

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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.