Home / 8,849.86-13,251.51-8,072.26

Finding the Fourth Proportional to 8,849.86, 13,251.51 and 8,072.26

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Solution

The fourth proportional to 8,849.86, 13,251.51 and 8,072.26 is: 12,087.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,849.86 : 13,251.51 = 8,072.26 : x
  2. Step 2: Convert to fraction form
    8,849.86/13,251.51 = 8,072.26/x
  3. Step 3: Cross multiply
    8,849.86x = 13,251.51 × 8,072.26
  4. Step 4: Simplify right side
    8,849.86x = 106,969,634.11
  5. Step 5: Solve for x
    x = 106,969,634.11/8,849.86
  6. Step 6: Final answer
    x = 12,087.16

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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.