Home / 1,743.81-2,406.13-1,324.05

Finding the Fourth Proportional to 1,743.81, 2,406.13 and 1,324.05

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Solution

The fourth proportional to 1,743.81, 2,406.13 and 1,324.05 is: 1,826.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,743.81 : 2,406.13 = 1,324.05 : x
  2. Step 2: Convert to fraction form
    1,743.81/2,406.13 = 1,324.05/x
  3. Step 3: Cross multiply
    1,743.81x = 2,406.13 × 1,324.05
  4. Step 4: Simplify right side
    1,743.81x = 3,185,836.43
  5. Step 5: Solve for x
    x = 3,185,836.43/1,743.81
  6. Step 6: Final answer
    x = 1,826.94

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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.