Home / 8,021.97-12,031.73-2,826.63

Finding the Fourth Proportional to 8,021.97, 12,031.73 and 2,826.63

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Solution

The fourth proportional to 8,021.97, 12,031.73 and 2,826.63 is: 4,239.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,021.97 : 12,031.73 = 2,826.63 : x
  2. Step 2: Convert to fraction form
    8,021.97/12,031.73 = 2,826.63/x
  3. Step 3: Cross multiply
    8,021.97x = 12,031.73 × 2,826.63
  4. Step 4: Simplify right side
    8,021.97x = 34,009,248.97
  5. Step 5: Solve for x
    x = 34,009,248.97/8,021.97
  6. Step 6: Final answer
    x = 4,239.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.