Home / 7,081.63-10,622.44-3,372.61

Finding the Fourth Proportional to 7,081.63, 10,622.44 and 3,372.61

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Solution

The fourth proportional to 7,081.63, 10,622.44 and 3,372.61 is: 5,058.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,081.63 : 10,622.44 = 3,372.61 : x
  2. Step 2: Convert to fraction form
    7,081.63/10,622.44 = 3,372.61/x
  3. Step 3: Cross multiply
    7,081.63x = 10,622.44 × 3,372.61
  4. Step 4: Simplify right side
    7,081.63x = 35,825,347.37
  5. Step 5: Solve for x
    x = 35,825,347.37/7,081.63
  6. Step 6: Final answer
    x = 5,058.92

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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.