Home / 7,136.34-10,705.74-2,456.82

Finding the Fourth Proportional to 7,136.34, 10,705.74 and 2,456.82

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Solution

The fourth proportional to 7,136.34, 10,705.74 and 2,456.82 is: 3,685.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,136.34 : 10,705.74 = 2,456.82 : x
  2. Step 2: Convert to fraction form
    7,136.34/10,705.74 = 2,456.82/x
  3. Step 3: Cross multiply
    7,136.34x = 10,705.74 × 2,456.82
  4. Step 4: Simplify right side
    7,136.34x = 26,302,076.15
  5. Step 5: Solve for x
    x = 26,302,076.15/7,136.34
  6. Step 6: Final answer
    x = 3,685.65

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.