Home / 8,136.73-12,212.03-5,802.46

Finding the Fourth Proportional to 8,136.73, 12,212.03 and 5,802.46

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Solution

The fourth proportional to 8,136.73, 12,212.03 and 5,802.46 is: 8,708.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,136.73 : 12,212.03 = 5,802.46 : x
  2. Step 2: Convert to fraction form
    8,136.73/12,212.03 = 5,802.46/x
  3. Step 3: Cross multiply
    8,136.73x = 12,212.03 × 5,802.46
  4. Step 4: Simplify right side
    8,136.73x = 70,859,799.57
  5. Step 5: Solve for x
    x = 70,859,799.57/8,136.73
  6. Step 6: Final answer
    x = 8,708.63

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1.5x scale

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.