Home / 11,081.52-16,607.92-4,500

Finding the Fourth Proportional to 11,081.52, 16,607.92 and 4,500

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Solution

The fourth proportional to 11,081.52, 16,607.92 and 4,500 is: 6,744.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,081.52 : 16,607.92 = 4,500 : x
  2. Step 2: Convert to fraction form
    11,081.52/16,607.92 = 4,500/x
  3. Step 3: Cross multiply
    11,081.52x = 16,607.92 × 4,500
  4. Step 4: Simplify right side
    11,081.52x = 74,735,640.00
  5. Step 5: Solve for x
    x = 74,735,640.00/11,081.52
  6. Step 6: Final answer
    x = 6,744.17

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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.