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Finding the Fourth Proportional to 5,362.57, 8,060.25 and 5,247.73

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Solution

The fourth proportional to 5,362.57, 8,060.25 and 5,247.73 is: 7,887.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,362.57 : 8,060.25 = 5,247.73 : x
  2. Step 2: Convert to fraction form
    5,362.57/8,060.25 = 5,247.73/x
  3. Step 3: Cross multiply
    5,362.57x = 8,060.25 × 5,247.73
  4. Step 4: Simplify right side
    5,362.57x = 42,297,975.43
  5. Step 5: Solve for x
    x = 42,297,975.43/5,362.57
  6. Step 6: Final answer
    x = 7,887.64

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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.