Home / 8,981.19-12,396.92-5,794.58

Finding the Fourth Proportional to 8,981.19, 12,396.92 and 5,794.58

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Solution

The fourth proportional to 8,981.19, 12,396.92 and 5,794.58 is: 7,998.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,981.19 : 12,396.92 = 5,794.58 : x
  2. Step 2: Convert to fraction form
    8,981.19/12,396.92 = 5,794.58/x
  3. Step 3: Cross multiply
    8,981.19x = 12,396.92 × 5,794.58
  4. Step 4: Simplify right side
    8,981.19x = 71,834,906.46
  5. Step 5: Solve for x
    x = 71,834,906.46/8,981.19
  6. Step 6: Final answer
    x = 7,998.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.