Home / 6,442.81-9,667.93-3,481.26

Finding the Fourth Proportional to 6,442.81, 9,667.93 and 3,481.26

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Solution

The fourth proportional to 6,442.81, 9,667.93 and 3,481.26 is: 5,223.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,442.81 : 9,667.93 = 3,481.26 : x
  2. Step 2: Convert to fraction form
    6,442.81/9,667.93 = 3,481.26/x
  3. Step 3: Cross multiply
    6,442.81x = 9,667.93 × 3,481.26
  4. Step 4: Simplify right side
    6,442.81x = 33,656,551.16
  5. Step 5: Solve for x
    x = 33,656,551.16/6,442.81
  6. Step 6: Final answer
    x = 5,223.90

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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.