Home / 11,929.02-17,893.52-4,137.83

Finding the Fourth Proportional to 11,929.02, 17,893.52 and 4,137.83

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Solution

The fourth proportional to 11,929.02, 17,893.52 and 4,137.83 is: 6,206.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,929.02 : 17,893.52 = 4,137.83 : x
  2. Step 2: Convert to fraction form
    11,929.02/17,893.52 = 4,137.83/x
  3. Step 3: Cross multiply
    11,929.02x = 17,893.52 × 4,137.83
  4. Step 4: Simplify right side
    11,929.02x = 74,040,343.86
  5. Step 5: Solve for x
    x = 74,040,343.86/11,929.02
  6. Step 6: Final answer
    x = 6,206.74

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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.