Home / 5,338.72-8,005.93-2,216.60

Finding the Fourth Proportional to 5,338.72, 8,005.93 and 2,216.60

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Solution

The fourth proportional to 5,338.72, 8,005.93 and 2,216.60 is: 3,324.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338.72 : 8,005.93 = 2,216.60 : x
  2. Step 2: Convert to fraction form
    5,338.72/8,005.93 = 2,216.60/x
  3. Step 3: Cross multiply
    5,338.72x = 8,005.93 × 2,216.60
  4. Step 4: Simplify right side
    5,338.72x = 17,745,944.44
  5. Step 5: Solve for x
    x = 17,745,944.44/5,338.72
  6. Step 6: Final answer
    x = 3,324.01

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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.