Home / 3,330.08-4,997.34-1,382.28

Finding the Fourth Proportional to 3,330.08, 4,997.34 and 1,382.28

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Solution

The fourth proportional to 3,330.08, 4,997.34 and 1,382.28 is: 2,074.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.08 : 4,997.34 = 1,382.28 : x
  2. Step 2: Convert to fraction form
    3,330.08/4,997.34 = 1,382.28/x
  3. Step 3: Cross multiply
    3,330.08x = 4,997.34 × 1,382.28
  4. Step 4: Simplify right side
    3,330.08x = 6,907,723.14
  5. Step 5: Solve for x
    x = 6,907,723.14/3,330.08
  6. Step 6: Final answer
    x = 2,074.34

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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.