Home / 9,081.09-13,620.61-2,508.21

Finding the Fourth Proportional to 9,081.09, 13,620.61 and 2,508.21

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Solution

The fourth proportional to 9,081.09, 13,620.61 and 2,508.21 is: 3,762.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,081.09 : 13,620.61 = 2,508.21 : x
  2. Step 2: Convert to fraction form
    9,081.09/13,620.61 = 2,508.21/x
  3. Step 3: Cross multiply
    9,081.09x = 13,620.61 × 2,508.21
  4. Step 4: Simplify right side
    9,081.09x = 34,163,350.21
  5. Step 5: Solve for x
    x = 34,163,350.21/9,081.09
  6. Step 6: Final answer
    x = 3,762.03

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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.