Home / 2,938.44-4,407.92-1,064.80

Finding the Fourth Proportional to 2,938.44, 4,407.92 and 1,064.80

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Solution

The fourth proportional to 2,938.44, 4,407.92 and 1,064.80 is: 1,597.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938.44 : 4,407.92 = 1,064.80 : x
  2. Step 2: Convert to fraction form
    2,938.44/4,407.92 = 1,064.80/x
  3. Step 3: Cross multiply
    2,938.44x = 4,407.92 × 1,064.80
  4. Step 4: Simplify right side
    2,938.44x = 4,693,553.22
  5. Step 5: Solve for x
    x = 4,693,553.22/2,938.44
  6. Step 6: Final answer
    x = 1,597.29

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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.