Home / 4,447.82-6,668.66-1,947.81

Finding the Fourth Proportional to 4,447.82, 6,668.66 and 1,947.81

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Solution

The fourth proportional to 4,447.82, 6,668.66 and 1,947.81 is: 2,920.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,447.82 : 6,668.66 = 1,947.81 : x
  2. Step 2: Convert to fraction form
    4,447.82/6,668.66 = 1,947.81/x
  3. Step 3: Cross multiply
    4,447.82x = 6,668.66 × 1,947.81
  4. Step 4: Simplify right side
    4,447.82x = 12,989,282.63
  5. Step 5: Solve for x
    x = 12,989,282.63/4,447.82
  6. Step 6: Final answer
    x = 2,920.37

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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.