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Finding the Fourth Proportional to 6,575.38, 9,863.10 and 1,644.98

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Solution

The fourth proportional to 6,575.38, 9,863.10 and 1,644.98 is: 2,467.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,575.38 : 9,863.10 = 1,644.98 : x
  2. Step 2: Convert to fraction form
    6,575.38/9,863.10 = 1,644.98/x
  3. Step 3: Cross multiply
    6,575.38x = 9,863.10 × 1,644.98
  4. Step 4: Simplify right side
    6,575.38x = 16,224,552.92
  5. Step 5: Solve for x
    x = 16,224,552.92/6,575.38
  6. Step 6: Final answer
    x = 2,467.47

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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.