Home / 2,921.11-4,031.19-1,594.82

Finding the Fourth Proportional to 2,921.11, 4,031.19 and 1,594.82

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Solution

The fourth proportional to 2,921.11, 4,031.19 and 1,594.82 is: 2,200.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921.11 : 4,031.19 = 1,594.82 : x
  2. Step 2: Convert to fraction form
    2,921.11/4,031.19 = 1,594.82/x
  3. Step 3: Cross multiply
    2,921.11x = 4,031.19 × 1,594.82
  4. Step 4: Simplify right side
    2,921.11x = 6,429,032.51
  5. Step 5: Solve for x
    x = 6,429,032.51/2,921.11
  6. Step 6: Final answer
    x = 2,200.89

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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.