Home / 2,920.82-4,031.26-1,741.97

Finding the Fourth Proportional to 2,920.82, 4,031.26 and 1,741.97

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Solution

The fourth proportional to 2,920.82, 4,031.26 and 1,741.97 is: 2,404.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,920.82 : 4,031.26 = 1,741.97 : x
  2. Step 2: Convert to fraction form
    2,920.82/4,031.26 = 1,741.97/x
  3. Step 3: Cross multiply
    2,920.82x = 4,031.26 × 1,741.97
  4. Step 4: Simplify right side
    2,920.82x = 7,022,339.71
  5. Step 5: Solve for x
    x = 7,022,339.71/2,920.82
  6. Step 6: Final answer
    x = 2,404.23

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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.