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Finding the Fourth Proportional to 4,896.56, 7,336.28 and 4,080.08

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Solution

The fourth proportional to 4,896.56, 7,336.28 and 4,080.08 is: 6,112.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,896.56 : 7,336.28 = 4,080.08 : x
  2. Step 2: Convert to fraction form
    4,896.56/7,336.28 = 4,080.08/x
  3. Step 3: Cross multiply
    4,896.56x = 7,336.28 × 4,080.08
  4. Step 4: Simplify right side
    4,896.56x = 29,932,609.30
  5. Step 5: Solve for x
    x = 29,932,609.30/4,896.56
  6. Step 6: Final answer
    x = 6,112.99

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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.