Home / 8,786.44-13,182.22-3,589.64

Finding the Fourth Proportional to 8,786.44, 13,182.22 and 3,589.64

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Solution

The fourth proportional to 8,786.44, 13,182.22 and 3,589.64 is: 5,385.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,786.44 : 13,182.22 = 3,589.64 : x
  2. Step 2: Convert to fraction form
    8,786.44/13,182.22 = 3,589.64/x
  3. Step 3: Cross multiply
    8,786.44x = 13,182.22 × 3,589.64
  4. Step 4: Simplify right side
    8,786.44x = 47,319,424.20
  5. Step 5: Solve for x
    x = 47,319,424.20/8,786.44
  6. Step 6: Final answer
    x = 5,385.51

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1.5x scale

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.