Home / 8,045.37-12,069.96-3,362.78

Finding the Fourth Proportional to 8,045.37, 12,069.96 and 3,362.78

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Solution

The fourth proportional to 8,045.37, 12,069.96 and 3,362.78 is: 5,044.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045.37 : 12,069.96 = 3,362.78 : x
  2. Step 2: Convert to fraction form
    8,045.37/12,069.96 = 3,362.78/x
  3. Step 3: Cross multiply
    8,045.37x = 12,069.96 × 3,362.78
  4. Step 4: Simplify right side
    8,045.37x = 40,588,620.09
  5. Step 5: Solve for x
    x = 40,588,620.09/8,045.37
  6. Step 6: Final answer
    x = 5,044.97

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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.