Home / 8,263.44-12,393.36-2,418.48

Finding the Fourth Proportional to 8,263.44, 12,393.36 and 2,418.48

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Solution

The fourth proportional to 8,263.44, 12,393.36 and 2,418.48 is: 3,627.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,263.44 : 12,393.36 = 2,418.48 : x
  2. Step 2: Convert to fraction form
    8,263.44/12,393.36 = 2,418.48/x
  3. Step 3: Cross multiply
    8,263.44x = 12,393.36 × 2,418.48
  4. Step 4: Simplify right side
    8,263.44x = 29,973,093.29
  5. Step 5: Solve for x
    x = 29,973,093.29/8,263.44
  6. Step 6: Final answer
    x = 3,627.19

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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.