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Finding the Fourth Proportional to 6,266.45, 8,647.46 and 3,747.08

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Solution

The fourth proportional to 6,266.45, 8,647.46 and 3,747.08 is: 5,170.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,266.45 : 8,647.46 = 3,747.08 : x
  2. Step 2: Convert to fraction form
    6,266.45/8,647.46 = 3,747.08/x
  3. Step 3: Cross multiply
    6,266.45x = 8,647.46 × 3,747.08
  4. Step 4: Simplify right side
    6,266.45x = 32,402,662.44
  5. Step 5: Solve for x
    x = 32,402,662.44/6,266.45
  6. Step 6: Final answer
    x = 5,170.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.