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Finding the Fourth Proportional to 3,375.37, 5,063.20 and 1,035.20

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Solution

The fourth proportional to 3,375.37, 5,063.20 and 1,035.20 is: 1,552.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,375.37 : 5,063.20 = 1,035.20 : x
  2. Step 2: Convert to fraction form
    3,375.37/5,063.20 = 1,035.20/x
  3. Step 3: Cross multiply
    3,375.37x = 5,063.20 × 1,035.20
  4. Step 4: Simplify right side
    3,375.37x = 5,241,424.64
  5. Step 5: Solve for x
    x = 5,241,424.64/3,375.37
  6. Step 6: Final answer
    x = 1,552.85

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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.