Home / 4,812.73-7,216.36-1,889.44

Finding the Fourth Proportional to 4,812.73, 7,216.36 and 1,889.44

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Solution

The fourth proportional to 4,812.73, 7,216.36 and 1,889.44 is: 2,833.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812.73 : 7,216.36 = 1,889.44 : x
  2. Step 2: Convert to fraction form
    4,812.73/7,216.36 = 1,889.44/x
  3. Step 3: Cross multiply
    4,812.73x = 7,216.36 × 1,889.44
  4. Step 4: Simplify right side
    4,812.73x = 13,634,879.24
  5. Step 5: Solve for x
    x = 13,634,879.24/4,812.73
  6. Step 6: Final answer
    x = 2,833.09

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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.