Home / 8,853.84-13,270.77-3,922.83

Finding the Fourth Proportional to 8,853.84, 13,270.77 and 3,922.83

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Solution

The fourth proportional to 8,853.84, 13,270.77 and 3,922.83 is: 5,879.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,853.84 : 13,270.77 = 3,922.83 : x
  2. Step 2: Convert to fraction form
    8,853.84/13,270.77 = 3,922.83/x
  3. Step 3: Cross multiply
    8,853.84x = 13,270.77 × 3,922.83
  4. Step 4: Simplify right side
    8,853.84x = 52,058,974.68
  5. Step 5: Solve for x
    x = 52,058,974.68/8,853.84
  6. Step 6: Final answer
    x = 5,879.82

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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.