Home / 8,972.37-13,446.21-4,580.61

Finding the Fourth Proportional to 8,972.37, 13,446.21 and 4,580.61

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Solution

The fourth proportional to 8,972.37, 13,446.21 and 4,580.61 is: 6,864.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972.37 : 13,446.21 = 4,580.61 : x
  2. Step 2: Convert to fraction form
    8,972.37/13,446.21 = 4,580.61/x
  3. Step 3: Cross multiply
    8,972.37x = 13,446.21 × 4,580.61
  4. Step 4: Simplify right side
    8,972.37x = 61,591,843.99
  5. Step 5: Solve for x
    x = 61,591,843.99/8,972.37
  6. Step 6: Final answer
    x = 6,864.61

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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.