Home / 2,194.79-3,287.61-1,025.81

Finding the Fourth Proportional to 2,194.79, 3,287.61 and 1,025.81

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Solution

The fourth proportional to 2,194.79, 3,287.61 and 1,025.81 is: 1,536.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,194.79 : 3,287.61 = 1,025.81 : x
  2. Step 2: Convert to fraction form
    2,194.79/3,287.61 = 1,025.81/x
  3. Step 3: Cross multiply
    2,194.79x = 3,287.61 × 1,025.81
  4. Step 4: Simplify right side
    2,194.79x = 3,372,446.78
  5. Step 5: Solve for x
    x = 3,372,446.78/2,194.79
  6. Step 6: Final answer
    x = 1,536.57

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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.