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Finding the Fourth Proportional to 6,571.58, 9,855.54 and 3,238.25

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Solution

The fourth proportional to 6,571.58, 9,855.54 and 3,238.25 is: 4,856.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,571.58 : 9,855.54 = 3,238.25 : x
  2. Step 2: Convert to fraction form
    6,571.58/9,855.54 = 3,238.25/x
  3. Step 3: Cross multiply
    6,571.58x = 9,855.54 × 3,238.25
  4. Step 4: Simplify right side
    6,571.58x = 31,914,653.13
  5. Step 5: Solve for x
    x = 31,914,653.13/6,571.58
  6. Step 6: Final answer
    x = 4,856.47

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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.