Home / 5,289.97-7,300.05-3,194.11

Finding the Fourth Proportional to 5,289.97, 7,300.05 and 3,194.11

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Solution

The fourth proportional to 5,289.97, 7,300.05 and 3,194.11 is: 4,407.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,289.97 : 7,300.05 = 3,194.11 : x
  2. Step 2: Convert to fraction form
    5,289.97/7,300.05 = 3,194.11/x
  3. Step 3: Cross multiply
    5,289.97x = 7,300.05 × 3,194.11
  4. Step 4: Simplify right side
    5,289.97x = 23,317,162.71
  5. Step 5: Solve for x
    x = 23,317,162.71/5,289.97
  6. Step 6: Final answer
    x = 4,407.81

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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.