Home / 1,733.28-2,390.82-1,167.06

Finding the Fourth Proportional to 1,733.28, 2,390.82 and 1,167.06

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Solution

The fourth proportional to 1,733.28, 2,390.82 and 1,167.06 is: 1,609.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,733.28 : 2,390.82 = 1,167.06 : x
  2. Step 2: Convert to fraction form
    1,733.28/2,390.82 = 1,167.06/x
  3. Step 3: Cross multiply
    1,733.28x = 2,390.82 × 1,167.06
  4. Step 4: Simplify right side
    1,733.28x = 2,790,230.39
  5. Step 5: Solve for x
    x = 2,790,230.39/1,733.28
  6. Step 6: Final answer
    x = 1,609.80

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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.