Home / 3,241.37-4,861.37-1,393.35

Finding the Fourth Proportional to 3,241.37, 4,861.37 and 1,393.35

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Solution

The fourth proportional to 3,241.37, 4,861.37 and 1,393.35 is: 2,089.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,241.37 : 4,861.37 = 1,393.35 : x
  2. Step 2: Convert to fraction form
    3,241.37/4,861.37 = 1,393.35/x
  3. Step 3: Cross multiply
    3,241.37x = 4,861.37 × 1,393.35
  4. Step 4: Simplify right side
    3,241.37x = 6,773,594.65
  5. Step 5: Solve for x
    x = 6,773,594.65/3,241.37
  6. Step 6: Final answer
    x = 2,089.73

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1.5x scale

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.