Home / 7,645.37-11,469.19-2,714.60

Finding the Fourth Proportional to 7,645.37, 11,469.19 and 2,714.60

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Solution

The fourth proportional to 7,645.37, 11,469.19 and 2,714.60 is: 4,072.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,645.37 : 11,469.19 = 2,714.60 : x
  2. Step 2: Convert to fraction form
    7,645.37/11,469.19 = 2,714.60/x
  3. Step 3: Cross multiply
    7,645.37x = 11,469.19 × 2,714.60
  4. Step 4: Simplify right side
    7,645.37x = 31,134,205.83
  5. Step 5: Solve for x
    x = 31,134,205.83/7,645.37
  6. Step 6: Final answer
    x = 4,072.30

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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.