Home / 8,262.32-12,394.88-4,102.56

Finding the Fourth Proportional to 8,262.32, 12,394.88 and 4,102.56

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Solution

The fourth proportional to 8,262.32, 12,394.88 and 4,102.56 is: 6,154.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,262.32 : 12,394.88 = 4,102.56 : x
  2. Step 2: Convert to fraction form
    8,262.32/12,394.88 = 4,102.56/x
  3. Step 3: Cross multiply
    8,262.32x = 12,394.88 × 4,102.56
  4. Step 4: Simplify right side
    8,262.32x = 50,850,738.89
  5. Step 5: Solve for x
    x = 50,850,738.89/8,262.32
  6. Step 6: Final answer
    x = 6,154.54

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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.