Home / 3,518.28-5,274.18-3,226.68

Finding the Fourth Proportional to 3,518.28, 5,274.18 and 3,226.68

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Solution

The fourth proportional to 3,518.28, 5,274.18 and 3,226.68 is: 4,837.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.28 : 5,274.18 = 3,226.68 : x
  2. Step 2: Convert to fraction form
    3,518.28/5,274.18 = 3,226.68/x
  3. Step 3: Cross multiply
    3,518.28x = 5,274.18 × 3,226.68
  4. Step 4: Simplify right side
    3,518.28x = 17,018,091.12
  5. Step 5: Solve for x
    x = 17,018,091.12/3,518.28
  6. Step 6: Final answer
    x = 4,837.05

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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.