Home / 8,440.92-12,634.80-5,792.95

Finding the Fourth Proportional to 8,440.92, 12,634.80 and 5,792.95

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Solution

The fourth proportional to 8,440.92, 12,634.80 and 5,792.95 is: 8,671.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,440.92 : 12,634.80 = 5,792.95 : x
  2. Step 2: Convert to fraction form
    8,440.92/12,634.80 = 5,792.95/x
  3. Step 3: Cross multiply
    8,440.92x = 12,634.80 × 5,792.95
  4. Step 4: Simplify right side
    8,440.92x = 73,192,764.66
  5. Step 5: Solve for x
    x = 73,192,764.66/8,440.92
  6. Step 6: Final answer
    x = 8,671.18

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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.