Home / 8,822.13-12,173.92-4,842.42

Finding the Fourth Proportional to 8,822.13, 12,173.92 and 4,842.42

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Solution

The fourth proportional to 8,822.13, 12,173.92 and 4,842.42 is: 6,682.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,822.13 : 12,173.92 = 4,842.42 : x
  2. Step 2: Convert to fraction form
    8,822.13/12,173.92 = 4,842.42/x
  3. Step 3: Cross multiply
    8,822.13x = 12,173.92 × 4,842.42
  4. Step 4: Simplify right side
    8,822.13x = 58,951,233.69
  5. Step 5: Solve for x
    x = 58,951,233.69/8,822.13
  6. Step 6: Final answer
    x = 6,682.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.