Home / 8,136.40-11,227.78-4,600.12

Finding the Fourth Proportional to 8,136.40, 11,227.78 and 4,600.12

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Solution

The fourth proportional to 8,136.40, 11,227.78 and 4,600.12 is: 6,347.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,136.40 : 11,227.78 = 4,600.12 : x
  2. Step 2: Convert to fraction form
    8,136.40/11,227.78 = 4,600.12/x
  3. Step 3: Cross multiply
    8,136.40x = 11,227.78 × 4,600.12
  4. Step 4: Simplify right side
    8,136.40x = 51,649,135.33
  5. Step 5: Solve for x
    x = 51,649,135.33/8,136.40
  6. Step 6: Final answer
    x = 6,347.91

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