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Finding the Fourth Proportional to 6,670.72, 10,004.94 and 2,227.88

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Solution

The fourth proportional to 6,670.72, 10,004.94 and 2,227.88 is: 3,341.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,670.72 : 10,004.94 = 2,227.88 : x
  2. Step 2: Convert to fraction form
    6,670.72/10,004.94 = 2,227.88/x
  3. Step 3: Cross multiply
    6,670.72x = 10,004.94 × 2,227.88
  4. Step 4: Simplify right side
    6,670.72x = 22,289,808.87
  5. Step 5: Solve for x
    x = 22,289,808.87/6,670.72
  6. Step 6: Final answer
    x = 3,341.44

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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.