Home / 8,362.77-12,536.85-3,165.27

Finding the Fourth Proportional to 8,362.77, 12,536.85 and 3,165.27

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Solution

The fourth proportional to 8,362.77, 12,536.85 and 3,165.27 is: 4,745.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,362.77 : 12,536.85 = 3,165.27 : x
  2. Step 2: Convert to fraction form
    8,362.77/12,536.85 = 3,165.27/x
  3. Step 3: Cross multiply
    8,362.77x = 12,536.85 × 3,165.27
  4. Step 4: Simplify right side
    8,362.77x = 39,682,515.20
  5. Step 5: Solve for x
    x = 39,682,515.20/8,362.77
  6. Step 6: Final answer
    x = 4,745.14

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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.