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Finding the Fourth Proportional to 3,375.28, 5,062.92 and 1,184.05

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Solution

The fourth proportional to 3,375.28, 5,062.92 and 1,184.05 is: 1,776.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,375.28 : 5,062.92 = 1,184.05 : x
  2. Step 2: Convert to fraction form
    3,375.28/5,062.92 = 1,184.05/x
  3. Step 3: Cross multiply
    3,375.28x = 5,062.92 × 1,184.05
  4. Step 4: Simplify right side
    3,375.28x = 5,994,750.43
  5. Step 5: Solve for x
    x = 5,994,750.43/3,375.28
  6. Step 6: Final answer
    x = 1,776.08

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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.