Home / 8,783.32-13,175.00-3,589.19

Finding the Fourth Proportional to 8,783.32, 13,175.00 and 3,589.19

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Solution

The fourth proportional to 8,783.32, 13,175.00 and 3,589.19 is: 5,383.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,783.32 : 13,175.00 = 3,589.19 : x
  2. Step 2: Convert to fraction form
    8,783.32/13,175.00 = 3,589.19/x
  3. Step 3: Cross multiply
    8,783.32x = 13,175.00 × 3,589.19
  4. Step 4: Simplify right side
    8,783.32x = 47,287,606.70
  5. Step 5: Solve for x
    x = 47,287,606.70/8,783.32
  6. Step 6: Final answer
    x = 5,383.80

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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.