Home / 8,433.08-12,647.41-2,508.37

Finding the Fourth Proportional to 8,433.08, 12,647.41 and 2,508.37

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Solution

The fourth proportional to 8,433.08, 12,647.41 and 2,508.37 is: 3,761.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,433.08 : 12,647.41 = 2,508.37 : x
  2. Step 2: Convert to fraction form
    8,433.08/12,647.41 = 2,508.37/x
  3. Step 3: Cross multiply
    8,433.08x = 12,647.41 × 2,508.37
  4. Step 4: Simplify right side
    8,433.08x = 31,724,345.93
  5. Step 5: Solve for x
    x = 31,724,345.93/8,433.08
  6. Step 6: Final answer
    x = 3,761.90

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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.