Home / 2,309.22-3,462.21-1,214.37

Finding the Fourth Proportional to 2,309.22, 3,462.21 and 1,214.37

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Solution

The fourth proportional to 2,309.22, 3,462.21 and 1,214.37 is: 1,820.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,309.22 : 3,462.21 = 1,214.37 : x
  2. Step 2: Convert to fraction form
    2,309.22/3,462.21 = 1,214.37/x
  3. Step 3: Cross multiply
    2,309.22x = 3,462.21 × 1,214.37
  4. Step 4: Simplify right side
    2,309.22x = 4,204,403.96
  5. Step 5: Solve for x
    x = 4,204,403.96/2,309.22
  6. Step 6: Final answer
    x = 1,820.70

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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.