Home / 4,896.08-7,345.40-2,122.12

Finding the Fourth Proportional to 4,896.08, 7,345.40 and 2,122.12

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Solution

The fourth proportional to 4,896.08, 7,345.40 and 2,122.12 is: 3,183.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,896.08 : 7,345.40 = 2,122.12 : x
  2. Step 2: Convert to fraction form
    4,896.08/7,345.40 = 2,122.12/x
  3. Step 3: Cross multiply
    4,896.08x = 7,345.40 × 2,122.12
  4. Step 4: Simplify right side
    4,896.08x = 15,587,820.25
  5. Step 5: Solve for x
    x = 15,587,820.25/4,896.08
  6. Step 6: Final answer
    x = 3,183.73

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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.