Home / 2,921.11-4,031.22-1,594.91

Finding the Fourth Proportional to 2,921.11, 4,031.22 and 1,594.91

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Solution

The fourth proportional to 2,921.11, 4,031.22 and 1,594.91 is: 2,201.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921.11 : 4,031.22 = 1,594.91 : x
  2. Step 2: Convert to fraction form
    2,921.11/4,031.22 = 1,594.91/x
  3. Step 3: Cross multiply
    2,921.11x = 4,031.22 × 1,594.91
  4. Step 4: Simplify right side
    2,921.11x = 6,429,449.15
  5. Step 5: Solve for x
    x = 6,429,449.15/2,921.11
  6. Step 6: Final answer
    x = 2,201.03

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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.