Home / 2,593.19-3,890.01-1,112.48

Finding the Fourth Proportional to 2,593.19, 3,890.01 and 1,112.48

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Solution

The fourth proportional to 2,593.19, 3,890.01 and 1,112.48 is: 1,668.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,593.19 : 3,890.01 = 1,112.48 : x
  2. Step 2: Convert to fraction form
    2,593.19/3,890.01 = 1,112.48/x
  3. Step 3: Cross multiply
    2,593.19x = 3,890.01 × 1,112.48
  4. Step 4: Simplify right side
    2,593.19x = 4,327,549.29
  5. Step 5: Solve for x
    x = 4,327,549.29/2,593.19
  6. Step 6: Final answer
    x = 1,668.81

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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.