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Finding the Fourth Proportional to 6,575.38, 9,863.15 and 1,895.45

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Solution

The fourth proportional to 6,575.38, 9,863.15 and 1,895.45 is: 2,843.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,575.38 : 9,863.15 = 1,895.45 : x
  2. Step 2: Convert to fraction form
    6,575.38/9,863.15 = 1,895.45/x
  3. Step 3: Cross multiply
    6,575.38x = 9,863.15 × 1,895.45
  4. Step 4: Simplify right side
    6,575.38x = 18,695,048.87
  5. Step 5: Solve for x
    x = 18,695,048.87/6,575.38
  6. Step 6: Final answer
    x = 2,843.19

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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.