Home / 3,817.21-5,228.27-3,593.05

Finding the Fourth Proportional to 3,817.21, 5,228.27 and 3,593.05

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Solution

The fourth proportional to 3,817.21, 5,228.27 and 3,593.05 is: 4,921.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,817.21 : 5,228.27 = 3,593.05 : x
  2. Step 2: Convert to fraction form
    3,817.21/5,228.27 = 3,593.05/x
  3. Step 3: Cross multiply
    3,817.21x = 5,228.27 × 3,593.05
  4. Step 4: Simplify right side
    3,817.21x = 18,785,435.52
  5. Step 5: Solve for x
    x = 18,785,435.52/3,817.21
  6. Step 6: Final answer
    x = 4,921.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.