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Finding the Fourth Proportional to 11,502.91, 17,226.96 and 7,107.04

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Solution

The fourth proportional to 11,502.91, 17,226.96 and 7,107.04 is: 10,643.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,502.91 : 17,226.96 = 7,107.04 : x
  2. Step 2: Convert to fraction form
    11,502.91/17,226.96 = 7,107.04/x
  3. Step 3: Cross multiply
    11,502.91x = 17,226.96 × 7,107.04
  4. Step 4: Simplify right side
    11,502.91x = 122,432,693.80
  5. Step 5: Solve for x
    x = 122,432,693.80/11,502.91
  6. Step 6: Final answer
    x = 10,643.63

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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.