Home / 3,097.28-4,274.06-1,770.90

Finding the Fourth Proportional to 3,097.28, 4,274.06 and 1,770.90

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Solution

The fourth proportional to 3,097.28, 4,274.06 and 1,770.90 is: 2,443.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,097.28 : 4,274.06 = 1,770.90 : x
  2. Step 2: Convert to fraction form
    3,097.28/4,274.06 = 1,770.90/x
  3. Step 3: Cross multiply
    3,097.28x = 4,274.06 × 1,770.90
  4. Step 4: Simplify right side
    3,097.28x = 7,568,932.85
  5. Step 5: Solve for x
    x = 7,568,932.85/3,097.28
  6. Step 6: Final answer
    x = 2,443.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.