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Finding the Fourth Proportional to 6,669.06, 10,000.22 and 2,225.16

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Solution

The fourth proportional to 6,669.06, 10,000.22 and 2,225.16 is: 3,336.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,669.06 : 10,000.22 = 2,225.16 : x
  2. Step 2: Convert to fraction form
    6,669.06/10,000.22 = 2,225.16/x
  3. Step 3: Cross multiply
    6,669.06x = 10,000.22 × 2,225.16
  4. Step 4: Simplify right side
    6,669.06x = 22,252,089.54
  5. Step 5: Solve for x
    x = 22,252,089.54/6,669.06
  6. Step 6: Final answer
    x = 3,336.62

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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.