Home / 8,029.36-12,044.64-2,186.02

Finding the Fourth Proportional to 8,029.36, 12,044.64 and 2,186.02

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Solution

The fourth proportional to 8,029.36, 12,044.64 and 2,186.02 is: 3,279.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,029.36 : 12,044.64 = 2,186.02 : x
  2. Step 2: Convert to fraction form
    8,029.36/12,044.64 = 2,186.02/x
  3. Step 3: Cross multiply
    8,029.36x = 12,044.64 × 2,186.02
  4. Step 4: Simplify right side
    8,029.36x = 26,329,823.93
  5. Step 5: Solve for x
    x = 26,329,823.93/8,029.36
  6. Step 6: Final answer
    x = 3,279.19

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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.