Home / 3,500.58-5,251.64-1,161.30

Finding the Fourth Proportional to 3,500.58, 5,251.64 and 1,161.30

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Solution

The fourth proportional to 3,500.58, 5,251.64 and 1,161.30 is: 1,742.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500.58 : 5,251.64 = 1,161.30 : x
  2. Step 2: Convert to fraction form
    3,500.58/5,251.64 = 1,161.30/x
  3. Step 3: Cross multiply
    3,500.58x = 5,251.64 × 1,161.30
  4. Step 4: Simplify right side
    3,500.58x = 6,098,723.73
  5. Step 5: Solve for x
    x = 6,098,723.73/3,500.58
  6. Step 6: Final answer
    x = 1,742.20

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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.