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Finding the Fourth Proportional to 9,006.66, 13,509.99 and 2,766.69

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Solution

The fourth proportional to 9,006.66, 13,509.99 and 2,766.69 is: 4,150.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,006.66 : 13,509.99 = 2,766.69 : x
  2. Step 2: Convert to fraction form
    9,006.66/13,509.99 = 2,766.69/x
  3. Step 3: Cross multiply
    9,006.66x = 13,509.99 × 2,766.69
  4. Step 4: Simplify right side
    9,006.66x = 37,377,954.23
  5. Step 5: Solve for x
    x = 37,377,954.23/9,006.66
  6. Step 6: Final answer
    x = 4,150.04

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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.