Home / 5,428.44-8,136.42-2,303.82

Finding the Fourth Proportional to 5,428.44, 8,136.42 and 2,303.82

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Solution

The fourth proportional to 5,428.44, 8,136.42 and 2,303.82 is: 3,453.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,428.44 : 8,136.42 = 2,303.82 : x
  2. Step 2: Convert to fraction form
    5,428.44/8,136.42 = 2,303.82/x
  3. Step 3: Cross multiply
    5,428.44x = 8,136.42 × 2,303.82
  4. Step 4: Simplify right side
    5,428.44x = 18,744,847.12
  5. Step 5: Solve for x
    x = 18,744,847.12/5,428.44
  6. Step 6: Final answer
    x = 3,453.08

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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.