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Finding the Fourth Proportional to 3,571.54, 4,901.99 and 3,239.44

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Solution

The fourth proportional to 3,571.54, 4,901.99 and 3,239.44 is: 4,446.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571.54 : 4,901.99 = 3,239.44 : x
  2. Step 2: Convert to fraction form
    3,571.54/4,901.99 = 3,239.44/x
  3. Step 3: Cross multiply
    3,571.54x = 4,901.99 × 3,239.44
  4. Step 4: Simplify right side
    3,571.54x = 15,879,702.49
  5. Step 5: Solve for x
    x = 15,879,702.49/3,571.54
  6. Step 6: Final answer
    x = 4,446.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.