Home / 8,872.86-13,311.57-3,326.25

Finding the Fourth Proportional to 8,872.86, 13,311.57 and 3,326.25

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Solution

The fourth proportional to 8,872.86, 13,311.57 and 3,326.25 is: 4,990.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,872.86 : 13,311.57 = 3,326.25 : x
  2. Step 2: Convert to fraction form
    8,872.86/13,311.57 = 3,326.25/x
  3. Step 3: Cross multiply
    8,872.86x = 13,311.57 × 3,326.25
  4. Step 4: Simplify right side
    8,872.86x = 44,277,609.71
  5. Step 5: Solve for x
    x = 44,277,609.71/8,872.86
  6. Step 6: Final answer
    x = 4,990.23

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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.