Home / 8,822.58-13,231.86-2,581.08

Finding the Fourth Proportional to 8,822.58, 13,231.86 and 2,581.08

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Solution

The fourth proportional to 8,822.58, 13,231.86 and 2,581.08 is: 3,871.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,822.58 : 13,231.86 = 2,581.08 : x
  2. Step 2: Convert to fraction form
    8,822.58/13,231.86 = 2,581.08/x
  3. Step 3: Cross multiply
    8,822.58x = 13,231.86 × 2,581.08
  4. Step 4: Simplify right side
    8,822.58x = 34,152,489.21
  5. Step 5: Solve for x
    x = 34,152,489.21/8,822.58
  6. Step 6: Final answer
    x = 3,871.03

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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.