Home / 3,353.40-5,028.24-1,161.60

Finding the Fourth Proportional to 3,353.40, 5,028.24 and 1,161.60

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Solution

The fourth proportional to 3,353.40, 5,028.24 and 1,161.60 is: 1,741.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353.40 : 5,028.24 = 1,161.60 : x
  2. Step 2: Convert to fraction form
    3,353.40/5,028.24 = 1,161.60/x
  3. Step 3: Cross multiply
    3,353.40x = 5,028.24 × 1,161.60
  4. Step 4: Simplify right side
    3,353.40x = 5,840,803.58
  5. Step 5: Solve for x
    x = 5,840,803.58/3,353.40
  6. Step 6: Final answer
    x = 1,741.76

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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.