Home / 8,911.08-13,366.08-2,671.11

Finding the Fourth Proportional to 8,911.08, 13,366.08 and 2,671.11

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Solution

The fourth proportional to 8,911.08, 13,366.08 and 2,671.11 is: 4,006.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,911.08 : 13,366.08 = 2,671.11 : x
  2. Step 2: Convert to fraction form
    8,911.08/13,366.08 = 2,671.11/x
  3. Step 3: Cross multiply
    8,911.08x = 13,366.08 × 2,671.11
  4. Step 4: Simplify right side
    8,911.08x = 35,702,269.95
  5. Step 5: Solve for x
    x = 35,702,269.95/8,911.08
  6. Step 6: Final answer
    x = 4,006.50

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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.