Home / 9,481.70-14,222.42-4,287.58

Finding the Fourth Proportional to 9,481.70, 14,222.42 and 4,287.58

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Solution

The fourth proportional to 9,481.70, 14,222.42 and 4,287.58 is: 6,431.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,481.70 : 14,222.42 = 4,287.58 : x
  2. Step 2: Convert to fraction form
    9,481.70/14,222.42 = 4,287.58/x
  3. Step 3: Cross multiply
    9,481.70x = 14,222.42 × 4,287.58
  4. Step 4: Simplify right side
    9,481.70x = 60,979,763.54
  5. Step 5: Solve for x
    x = 60,979,763.54/9,481.70
  6. Step 6: Final answer
    x = 6,431.31

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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.