Home / 8,977.62-13,467.12-2,738.18

Finding the Fourth Proportional to 8,977.62, 13,467.12 and 2,738.18

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Solution

The fourth proportional to 8,977.62, 13,467.12 and 2,738.18 is: 4,107.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,977.62 : 13,467.12 = 2,738.18 : x
  2. Step 2: Convert to fraction form
    8,977.62/13,467.12 = 2,738.18/x
  3. Step 3: Cross multiply
    8,977.62x = 13,467.12 × 2,738.18
  4. Step 4: Simplify right side
    8,977.62x = 36,875,398.64
  5. Step 5: Solve for x
    x = 36,875,398.64/8,977.62
  6. Step 6: Final answer
    x = 4,107.48

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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.