Home / 9,211.06-13,817.61-3,289.33

Finding the Fourth Proportional to 9,211.06, 13,817.61 and 3,289.33

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Solution

The fourth proportional to 9,211.06, 13,817.61 and 3,289.33 is: 4,934.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,211.06 : 13,817.61 = 3,289.33 : x
  2. Step 2: Convert to fraction form
    9,211.06/13,817.61 = 3,289.33/x
  3. Step 3: Cross multiply
    9,211.06x = 13,817.61 × 3,289.33
  4. Step 4: Simplify right side
    9,211.06x = 45,450,679.10
  5. Step 5: Solve for x
    x = 45,450,679.10/9,211.06
  6. Step 6: Final answer
    x = 4,934.36

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1.5x scale

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.