Home / 4,896.72-7,345.08-2,843.60

Finding the Fourth Proportional to 4,896.72, 7,345.08 and 2,843.60

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Solution

The fourth proportional to 4,896.72, 7,345.08 and 2,843.60 is: 4,265.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,896.72 : 7,345.08 = 2,843.60 : x
  2. Step 2: Convert to fraction form
    4,896.72/7,345.08 = 2,843.60/x
  3. Step 3: Cross multiply
    4,896.72x = 7,345.08 × 2,843.60
  4. Step 4: Simplify right side
    4,896.72x = 20,886,469.49
  5. Step 5: Solve for x
    x = 20,886,469.49/4,896.72
  6. Step 6: Final answer
    x = 4,265.40

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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.