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Finding the Fourth Proportional to 3,597.92, 5,397.03 and 1,519.05

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Solution

The fourth proportional to 3,597.92, 5,397.03 and 1,519.05 is: 2,278.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,597.92 : 5,397.03 = 1,519.05 : x
  2. Step 2: Convert to fraction form
    3,597.92/5,397.03 = 1,519.05/x
  3. Step 3: Cross multiply
    3,597.92x = 5,397.03 × 1,519.05
  4. Step 4: Simplify right side
    3,597.92x = 8,198,378.66
  5. Step 5: Solve for x
    x = 8,198,378.66/3,597.92
  6. Step 6: Final answer
    x = 2,278.64

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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.