Home / 3,628.15-5,448.60-3,576.20

Finding the Fourth Proportional to 3,628.15, 5,448.60 and 3,576.20

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Solution

The fourth proportional to 3,628.15, 5,448.60 and 3,576.20 is: 5,370.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628.15 : 5,448.60 = 3,576.20 : x
  2. Step 2: Convert to fraction form
    3,628.15/5,448.60 = 3,576.20/x
  3. Step 3: Cross multiply
    3,628.15x = 5,448.60 × 3,576.20
  4. Step 4: Simplify right side
    3,628.15x = 19,485,296.94
  5. Step 5: Solve for x
    x = 19,485,296.94/3,628.15
  6. Step 6: Final answer
    x = 5,370.59

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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.