Home / 3,212.08-4,818.42-1,263.82

Finding the Fourth Proportional to 3,212.08, 4,818.42 and 1,263.82

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Solution

The fourth proportional to 3,212.08, 4,818.42 and 1,263.82 is: 1,895.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212.08 : 4,818.42 = 1,263.82 : x
  2. Step 2: Convert to fraction form
    3,212.08/4,818.42 = 1,263.82/x
  3. Step 3: Cross multiply
    3,212.08x = 4,818.42 × 1,263.82
  4. Step 4: Simplify right side
    3,212.08x = 6,089,615.56
  5. Step 5: Solve for x
    x = 6,089,615.56/3,212.08
  6. Step 6: Final answer
    x = 1,895.85

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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.