Home / 7,804.34-11,705.70-2,258.54

Finding the Fourth Proportional to 7,804.34, 11,705.70 and 2,258.54

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Solution

The fourth proportional to 7,804.34, 11,705.70 and 2,258.54 is: 3,387.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,804.34 : 11,705.70 = 2,258.54 : x
  2. Step 2: Convert to fraction form
    7,804.34/11,705.70 = 2,258.54/x
  3. Step 3: Cross multiply
    7,804.34x = 11,705.70 × 2,258.54
  4. Step 4: Simplify right side
    7,804.34x = 26,437,791.68
  5. Step 5: Solve for x
    x = 26,437,791.68/7,804.34
  6. Step 6: Final answer
    x = 3,387.58

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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.