Home / 11,285.43-16,937.87-5,446.95

Finding the Fourth Proportional to 11,285.43, 16,937.87 and 5,446.95

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Solution

The fourth proportional to 11,285.43, 16,937.87 and 5,446.95 is: 8,175.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,285.43 : 16,937.87 = 5,446.95 : x
  2. Step 2: Convert to fraction form
    11,285.43/16,937.87 = 5,446.95/x
  3. Step 3: Cross multiply
    11,285.43x = 16,937.87 × 5,446.95
  4. Step 4: Simplify right side
    11,285.43x = 92,259,703.76
  5. Step 5: Solve for x
    x = 92,259,703.76/11,285.43
  6. Step 6: Final answer
    x = 8,175.12

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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.