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Finding the Fourth Proportional to 9,081.99, 13,623.12 and 2,508.71

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Solution

The fourth proportional to 9,081.99, 13,623.12 and 2,508.71 is: 3,763.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,081.99 : 13,623.12 = 2,508.71 : x
  2. Step 2: Convert to fraction form
    9,081.99/13,623.12 = 2,508.71/x
  3. Step 3: Cross multiply
    9,081.99x = 13,623.12 × 2,508.71
  4. Step 4: Simplify right side
    9,081.99x = 34,176,389.26
  5. Step 5: Solve for x
    x = 34,176,389.26/9,081.99
  6. Step 6: Final answer
    x = 3,763.09

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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.