Home / 1,739.22-2,403.17-1,369.14

Finding the Fourth Proportional to 1,739.22, 2,403.17 and 1,369.14

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Solution

The fourth proportional to 1,739.22, 2,403.17 and 1,369.14 is: 1,891.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,739.22 : 2,403.17 = 1,369.14 : x
  2. Step 2: Convert to fraction form
    1,739.22/2,403.17 = 1,369.14/x
  3. Step 3: Cross multiply
    1,739.22x = 2,403.17 × 1,369.14
  4. Step 4: Simplify right side
    1,739.22x = 3,290,278.34
  5. Step 5: Solve for x
    x = 3,290,278.34/1,739.22
  6. Step 6: Final answer
    x = 1,891.81

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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.