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Finding the Fourth Proportional to 6,628.17, 9,943.88 and 2,245.67

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Solution

The fourth proportional to 6,628.17, 9,943.88 and 2,245.67 is: 3,369.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,628.17 : 9,943.88 = 2,245.67 : x
  2. Step 2: Convert to fraction form
    6,628.17/9,943.88 = 2,245.67/x
  3. Step 3: Cross multiply
    6,628.17x = 9,943.88 × 2,245.67
  4. Step 4: Simplify right side
    6,628.17x = 22,330,612.05
  5. Step 5: Solve for x
    x = 22,330,612.05/6,628.17
  6. Step 6: Final answer
    x = 3,369.05

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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.