Home / 2,889.73-4,337.03-1,247.52

Finding the Fourth Proportional to 2,889.73, 4,337.03 and 1,247.52

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Solution

The fourth proportional to 2,889.73, 4,337.03 and 1,247.52 is: 1,872.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889.73 : 4,337.03 = 1,247.52 : x
  2. Step 2: Convert to fraction form
    2,889.73/4,337.03 = 1,247.52/x
  3. Step 3: Cross multiply
    2,889.73x = 4,337.03 × 1,247.52
  4. Step 4: Simplify right side
    2,889.73x = 5,410,531.67
  5. Step 5: Solve for x
    x = 5,410,531.67/2,889.73
  6. Step 6: Final answer
    x = 1,872.33

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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.