Home / 3,977.76-5,967.99-2,029.44

Finding the Fourth Proportional to 3,977.76, 5,967.99 and 2,029.44

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Solution

The fourth proportional to 3,977.76, 5,967.99 and 2,029.44 is: 3,044.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,977.76 : 5,967.99 = 2,029.44 : x
  2. Step 2: Convert to fraction form
    3,977.76/5,967.99 = 2,029.44/x
  3. Step 3: Cross multiply
    3,977.76x = 5,967.99 × 2,029.44
  4. Step 4: Simplify right side
    3,977.76x = 12,111,677.63
  5. Step 5: Solve for x
    x = 12,111,677.63/3,977.76
  6. Step 6: Final answer
    x = 3,044.85

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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.