Home / 5,136.44-7,088-2,867.62

Finding the Fourth Proportional to 5,136.44, 7,088 and 2,867.62

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Solution

The fourth proportional to 5,136.44, 7,088 and 2,867.62 is: 3,957.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,136.44 : 7,088 = 2,867.62 : x
  2. Step 2: Convert to fraction form
    5,136.44/7,088 = 2,867.62/x
  3. Step 3: Cross multiply
    5,136.44x = 7,088 × 2,867.62
  4. Step 4: Simplify right side
    5,136.44x = 20,325,690.56
  5. Step 5: Solve for x
    x = 20,325,690.56/5,136.44
  6. Step 6: Final answer
    x = 3,957.16

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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.