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Finding the Fourth Proportional to 4,796.26, 6,619.12 and 3,200.16

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Solution

The fourth proportional to 4,796.26, 6,619.12 and 3,200.16 is: 4,416.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,796.26 : 6,619.12 = 3,200.16 : x
  2. Step 2: Convert to fraction form
    4,796.26/6,619.12 = 3,200.16/x
  3. Step 3: Cross multiply
    4,796.26x = 6,619.12 × 3,200.16
  4. Step 4: Simplify right side
    4,796.26x = 21,182,243.06
  5. Step 5: Solve for x
    x = 21,182,243.06/4,796.26
  6. Step 6: Final answer
    x = 4,416.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.