Home / 6,571.08-9,856.80-1,891.44

Finding the Fourth Proportional to 6,571.08, 9,856.80 and 1,891.44

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Solution

The fourth proportional to 6,571.08, 9,856.80 and 1,891.44 is: 2,837.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,571.08 : 9,856.80 = 1,891.44 : x
  2. Step 2: Convert to fraction form
    6,571.08/9,856.80 = 1,891.44/x
  3. Step 3: Cross multiply
    6,571.08x = 9,856.80 × 1,891.44
  4. Step 4: Simplify right side
    6,571.08x = 18,643,545.79
  5. Step 5: Solve for x
    x = 18,643,545.79/6,571.08
  6. Step 6: Final answer
    x = 2,837.21

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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.