Home / 3,241.54-4,861.29-1,392.58

Finding the Fourth Proportional to 3,241.54, 4,861.29 and 1,392.58

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Solution

The fourth proportional to 3,241.54, 4,861.29 and 1,392.58 is: 2,088.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,241.54 : 4,861.29 = 1,392.58 : x
  2. Step 2: Convert to fraction form
    3,241.54/4,861.29 = 1,392.58/x
  3. Step 3: Cross multiply
    3,241.54x = 4,861.29 × 1,392.58
  4. Step 4: Simplify right side
    3,241.54x = 6,769,710.92
  5. Step 5: Solve for x
    x = 6,769,710.92/3,241.54
  6. Step 6: Final answer
    x = 2,088.43

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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.