Home / 2,921.25-4,031.31-1,594.96

Finding the Fourth Proportional to 2,921.25, 4,031.31 and 1,594.96

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Solution

The fourth proportional to 2,921.25, 4,031.31 and 1,594.96 is: 2,201.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921.25 : 4,031.31 = 1,594.96 : x
  2. Step 2: Convert to fraction form
    2,921.25/4,031.31 = 1,594.96/x
  3. Step 3: Cross multiply
    2,921.25x = 4,031.31 × 1,594.96
  4. Step 4: Simplify right side
    2,921.25x = 6,429,774.10
  5. Step 5: Solve for x
    x = 6,429,774.10/2,921.25
  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.