Home / 3,216.58-4,455.62-3,150.97

Finding the Fourth Proportional to 3,216.58, 4,455.62 and 3,150.97

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Solution

The fourth proportional to 3,216.58, 4,455.62 and 3,150.97 is: 4,364.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216.58 : 4,455.62 = 3,150.97 : x
  2. Step 2: Convert to fraction form
    3,216.58/4,455.62 = 3,150.97/x
  3. Step 3: Cross multiply
    3,216.58x = 4,455.62 × 3,150.97
  4. Step 4: Simplify right side
    3,216.58x = 14,039,527.60
  5. Step 5: Solve for x
    x = 14,039,527.60/3,216.58
  6. Step 6: Final answer
    x = 4,364.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.