Home / 6,571.91-9,858.35-1,891.73

Finding the Fourth Proportional to 6,571.91, 9,858.35 and 1,891.73

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Solution

The fourth proportional to 6,571.91, 9,858.35 and 1,891.73 is: 2,837.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,571.91 : 9,858.35 = 1,891.73 : x
  2. Step 2: Convert to fraction form
    6,571.91/9,858.35 = 1,891.73/x
  3. Step 3: Cross multiply
    6,571.91x = 9,858.35 × 1,891.73
  4. Step 4: Simplify right side
    6,571.91x = 18,649,336.45
  5. Step 5: Solve for x
    x = 18,649,336.45/6,571.91
  6. Step 6: Final answer
    x = 2,837.73

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Double scale
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Similar ratio
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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.