Home / 11,886.22-17,829.78-4,095.04

Finding the Fourth Proportional to 11,886.22, 17,829.78 and 4,095.04

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Solution

The fourth proportional to 11,886.22, 17,829.78 and 4,095.04 is: 6,142.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,886.22 : 17,829.78 = 4,095.04 : x
  2. Step 2: Convert to fraction form
    11,886.22/17,829.78 = 4,095.04/x
  3. Step 3: Cross multiply
    11,886.22x = 17,829.78 × 4,095.04
  4. Step 4: Simplify right side
    11,886.22x = 73,013,662.29
  5. Step 5: Solve for x
    x = 73,013,662.29/11,886.22
  6. Step 6: Final answer
    x = 6,142.72

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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.