Home / 3,550.40-5,324.16-1,241.60

Finding the Fourth Proportional to 3,550.40, 5,324.16 and 1,241.60

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Solution

The fourth proportional to 3,550.40, 5,324.16 and 1,241.60 is: 1,861.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.40 : 5,324.16 = 1,241.60 : x
  2. Step 2: Convert to fraction form
    3,550.40/5,324.16 = 1,241.60/x
  3. Step 3: Cross multiply
    3,550.40x = 5,324.16 × 1,241.60
  4. Step 4: Simplify right side
    3,550.40x = 6,610,477.06
  5. Step 5: Solve for x
    x = 6,610,477.06/3,550.40
  6. Step 6: Final answer
    x = 1,861.90

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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.