Home / 4,811.67-7,213.32-1,889.26

Finding the Fourth Proportional to 4,811.67, 7,213.32 and 1,889.26

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Solution

The fourth proportional to 4,811.67, 7,213.32 and 1,889.26 is: 2,832.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,811.67 : 7,213.32 = 1,889.26 : x
  2. Step 2: Convert to fraction form
    4,811.67/7,213.32 = 1,889.26/x
  3. Step 3: Cross multiply
    4,811.67x = 7,213.32 × 1,889.26
  4. Step 4: Simplify right side
    4,811.67x = 13,627,818.91
  5. Step 5: Solve for x
    x = 13,627,818.91/4,811.67
  6. Step 6: Final answer
    x = 2,832.24

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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.