Home / 9,843.12-14,765.40-2,822.85

Finding the Fourth Proportional to 9,843.12, 14,765.40 and 2,822.85

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Solution

The fourth proportional to 9,843.12, 14,765.40 and 2,822.85 is: 4,234.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,843.12 : 14,765.40 = 2,822.85 : x
  2. Step 2: Convert to fraction form
    9,843.12/14,765.40 = 2,822.85/x
  3. Step 3: Cross multiply
    9,843.12x = 14,765.40 × 2,822.85
  4. Step 4: Simplify right side
    9,843.12x = 41,680,509.39
  5. Step 5: Solve for x
    x = 41,680,509.39/9,843.12
  6. Step 6: Final answer
    x = 4,234.48

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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.