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Finding the Fourth Proportional to 6,252.56, 9,378.84 and 1,635.44

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Solution

The fourth proportional to 6,252.56, 9,378.84 and 1,635.44 is: 2,453.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,252.56 : 9,378.84 = 1,635.44 : x
  2. Step 2: Convert to fraction form
    6,252.56/9,378.84 = 1,635.44/x
  3. Step 3: Cross multiply
    6,252.56x = 9,378.84 × 1,635.44
  4. Step 4: Simplify right side
    6,252.56x = 15,338,530.09
  5. Step 5: Solve for x
    x = 15,338,530.09/6,252.56
  6. Step 6: Final answer
    x = 2,453.16

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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.