Home / 7,804.22-10,770.30-4,619.97

Finding the Fourth Proportional to 7,804.22, 10,770.30 and 4,619.97

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Solution

The fourth proportional to 7,804.22, 10,770.30 and 4,619.97 is: 6,375.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,804.22 : 10,770.30 = 4,619.97 : x
  2. Step 2: Convert to fraction form
    7,804.22/10,770.30 = 4,619.97/x
  3. Step 3: Cross multiply
    7,804.22x = 10,770.30 × 4,619.97
  4. Step 4: Simplify right side
    7,804.22x = 49,758,462.89
  5. Step 5: Solve for x
    x = 49,758,462.89/7,804.22
  6. Step 6: Final answer
    x = 6,375.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.