Home / 8,881.35-13,321.00-2,308.05

Finding the Fourth Proportional to 8,881.35, 13,321.00 and 2,308.05

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Solution

The fourth proportional to 8,881.35, 13,321.00 and 2,308.05 is: 3,461.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,881.35 : 13,321.00 = 2,308.05 : x
  2. Step 2: Convert to fraction form
    8,881.35/13,321.00 = 2,308.05/x
  3. Step 3: Cross multiply
    8,881.35x = 13,321.00 × 2,308.05
  4. Step 4: Simplify right side
    8,881.35x = 30,745,511.71
  5. Step 5: Solve for x
    x = 30,745,511.71/8,881.35
  6. Step 6: Final answer
    x = 3,461.81

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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.