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Finding the Fourth Proportional to 3,197.87, 4,798.26 and 1,443.33

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Solution

The fourth proportional to 3,197.87, 4,798.26 and 1,443.33 is: 2,165.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,197.87 : 4,798.26 = 1,443.33 : x
  2. Step 2: Convert to fraction form
    3,197.87/4,798.26 = 1,443.33/x
  3. Step 3: Cross multiply
    3,197.87x = 4,798.26 × 1,443.33
  4. Step 4: Simplify right side
    3,197.87x = 6,925,472.61
  5. Step 5: Solve for x
    x = 6,925,472.61/3,197.87
  6. Step 6: Final answer
    x = 2,165.66

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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.