Home / 8,976.32-13,466.29-3,782.19

Finding the Fourth Proportional to 8,976.32, 13,466.29 and 3,782.19

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Solution

The fourth proportional to 8,976.32, 13,466.29 and 3,782.19 is: 5,674.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,976.32 : 13,466.29 = 3,782.19 : x
  2. Step 2: Convert to fraction form
    8,976.32/13,466.29 = 3,782.19/x
  3. Step 3: Cross multiply
    8,976.32x = 13,466.29 × 3,782.19
  4. Step 4: Simplify right side
    8,976.32x = 50,932,067.38
  5. Step 5: Solve for x
    x = 50,932,067.38/8,976.32
  6. Step 6: Final answer
    x = 5,674.05

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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.