Home / 9,091.21-13,636.83-2,517.41

Finding the Fourth Proportional to 9,091.21, 13,636.83 and 2,517.41

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Solution

The fourth proportional to 9,091.21, 13,636.83 and 2,517.41 is: 3,776.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,091.21 : 13,636.83 = 2,517.41 : x
  2. Step 2: Convert to fraction form
    9,091.21/13,636.83 = 2,517.41/x
  3. Step 3: Cross multiply
    9,091.21x = 13,636.83 × 2,517.41
  4. Step 4: Simplify right side
    9,091.21x = 34,329,492.21
  5. Step 5: Solve for x
    x = 34,329,492.21/9,091.21
  6. Step 6: Final answer
    x = 3,776.12

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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.