Home / 5,724.33-7,900.37-4,136.12

Finding the Fourth Proportional to 5,724.33, 7,900.37 and 4,136.12

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Solution

The fourth proportional to 5,724.33, 7,900.37 and 4,136.12 is: 5,708.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,724.33 : 7,900.37 = 4,136.12 : x
  2. Step 2: Convert to fraction form
    5,724.33/7,900.37 = 4,136.12/x
  3. Step 3: Cross multiply
    5,724.33x = 7,900.37 × 4,136.12
  4. Step 4: Simplify right side
    5,724.33x = 32,676,818.18
  5. Step 5: Solve for x
    x = 32,676,818.18/5,724.33
  6. Step 6: Final answer
    x = 5,708.41

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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.