Home / 2,653.44-3,983.24-1,423.25

Finding the Fourth Proportional to 2,653.44, 3,983.24 and 1,423.25

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Solution

The fourth proportional to 2,653.44, 3,983.24 and 1,423.25 is: 2,136.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,653.44 : 3,983.24 = 1,423.25 : x
  2. Step 2: Convert to fraction form
    2,653.44/3,983.24 = 1,423.25/x
  3. Step 3: Cross multiply
    2,653.44x = 3,983.24 × 1,423.25
  4. Step 4: Simplify right side
    2,653.44x = 5,669,149.17
  5. Step 5: Solve for x
    x = 5,669,149.17/2,653.44
  6. Step 6: Final answer
    x = 2,136.53

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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.