Home / 5,786.22-8,676.75-1,836.36

Finding the Fourth Proportional to 5,786.22, 8,676.75 and 1,836.36

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Solution

The fourth proportional to 5,786.22, 8,676.75 and 1,836.36 is: 2,753.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,786.22 : 8,676.75 = 1,836.36 : x
  2. Step 2: Convert to fraction form
    5,786.22/8,676.75 = 1,836.36/x
  3. Step 3: Cross multiply
    5,786.22x = 8,676.75 × 1,836.36
  4. Step 4: Simplify right side
    5,786.22x = 15,933,636.63
  5. Step 5: Solve for x
    x = 15,933,636.63/5,786.22
  6. Step 6: Final answer
    x = 2,753.72

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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.