Home / 4,241.70-6,362.73-1,319.61

Finding the Fourth Proportional to 4,241.70, 6,362.73 and 1,319.61

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Solution

The fourth proportional to 4,241.70, 6,362.73 and 1,319.61 is: 1,979.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,241.70 : 6,362.73 = 1,319.61 : x
  2. Step 2: Convert to fraction form
    4,241.70/6,362.73 = 1,319.61/x
  3. Step 3: Cross multiply
    4,241.70x = 6,362.73 × 1,319.61
  4. Step 4: Simplify right side
    4,241.70x = 8,396,322.14
  5. Step 5: Solve for x
    x = 8,396,322.14/4,241.70
  6. Step 6: Final answer
    x = 1,979.47

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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.