Home / 8,289.23-12,433.32-3,359.27

Finding the Fourth Proportional to 8,289.23, 12,433.32 and 3,359.27

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Solution

The fourth proportional to 8,289.23, 12,433.32 and 3,359.27 is: 5,038.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,289.23 : 12,433.32 = 3,359.27 : x
  2. Step 2: Convert to fraction form
    8,289.23/12,433.32 = 3,359.27/x
  3. Step 3: Cross multiply
    8,289.23x = 12,433.32 × 3,359.27
  4. Step 4: Simplify right side
    8,289.23x = 41,766,909.96
  5. Step 5: Solve for x
    x = 41,766,909.96/8,289.23
  6. Step 6: Final answer
    x = 5,038.70

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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.