Home / 9,481.28-14,222.01-3,636.50

Finding the Fourth Proportional to 9,481.28, 14,222.01 and 3,636.50

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Solution

The fourth proportional to 9,481.28, 14,222.01 and 3,636.50 is: 5,454.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,481.28 : 14,222.01 = 3,636.50 : x
  2. Step 2: Convert to fraction form
    9,481.28/14,222.01 = 3,636.50/x
  3. Step 3: Cross multiply
    9,481.28x = 14,222.01 × 3,636.50
  4. Step 4: Simplify right side
    9,481.28x = 51,718,339.37
  5. Step 5: Solve for x
    x = 51,718,339.37/9,481.28
  6. Step 6: Final answer
    x = 5,454.78

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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.