Home / 8,566.40-12,847.44-3,372.32

Finding the Fourth Proportional to 8,566.40, 12,847.44 and 3,372.32

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Solution

The fourth proportional to 8,566.40, 12,847.44 and 3,372.32 is: 5,057.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,566.40 : 12,847.44 = 3,372.32 : x
  2. Step 2: Convert to fraction form
    8,566.40/12,847.44 = 3,372.32/x
  3. Step 3: Cross multiply
    8,566.40x = 12,847.44 × 3,372.32
  4. Step 4: Simplify right side
    8,566.40x = 43,325,678.86
  5. Step 5: Solve for x
    x = 43,325,678.86/8,566.40
  6. Step 6: Final answer
    x = 5,057.63

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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.