Home / 8,292.32-12,447.44-3,365.28

Finding the Fourth Proportional to 8,292.32, 12,447.44 and 3,365.28

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Solution

The fourth proportional to 8,292.32, 12,447.44 and 3,365.28 is: 5,051.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,292.32 : 12,447.44 = 3,365.28 : x
  2. Step 2: Convert to fraction form
    8,292.32/12,447.44 = 3,365.28/x
  3. Step 3: Cross multiply
    8,292.32x = 12,447.44 × 3,365.28
  4. Step 4: Simplify right side
    8,292.32x = 41,889,120.88
  5. Step 5: Solve for x
    x = 41,889,120.88/8,292.32
  6. Step 6: Final answer
    x = 5,051.56

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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.