Home / 1,623.44-2,239.44-1,064

Finding the Fourth Proportional to 1,623.44, 2,239.44 and 1,064

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Solution

The fourth proportional to 1,623.44, 2,239.44 and 1,064 is: 1,467.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623.44 : 2,239.44 = 1,064 : x
  2. Step 2: Convert to fraction form
    1,623.44/2,239.44 = 1,064/x
  3. Step 3: Cross multiply
    1,623.44x = 2,239.44 × 1,064
  4. Step 4: Simplify right side
    1,623.44x = 2,382,764.16
  5. Step 5: Solve for x
    x = 2,382,764.16/1,623.44
  6. Step 6: Final answer
    x = 1,467.73

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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.