Home / 4,679.73-7,023.06-2,215.31

Finding the Fourth Proportional to 4,679.73, 7,023.06 and 2,215.31

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Solution

The fourth proportional to 4,679.73, 7,023.06 and 2,215.31 is: 3,324.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679.73 : 7,023.06 = 2,215.31 : x
  2. Step 2: Convert to fraction form
    4,679.73/7,023.06 = 2,215.31/x
  3. Step 3: Cross multiply
    4,679.73x = 7,023.06 × 2,215.31
  4. Step 4: Simplify right side
    4,679.73x = 15,558,255.05
  5. Step 5: Solve for x
    x = 15,558,255.05/4,679.73
  6. Step 6: Final answer
    x = 3,324.61

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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.