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Finding the Fourth Proportional to 7,219.08, 10,846.89 and 6,927.48

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Solution

The fourth proportional to 7,219.08, 10,846.89 and 6,927.48 is: 10,408.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,219.08 : 10,846.89 = 6,927.48 : x
  2. Step 2: Convert to fraction form
    7,219.08/10,846.89 = 6,927.48/x
  3. Step 3: Cross multiply
    7,219.08x = 10,846.89 × 6,927.48
  4. Step 4: Simplify right side
    7,219.08x = 75,141,613.54
  5. Step 5: Solve for x
    x = 75,141,613.54/7,219.08
  6. Step 6: Final answer
    x = 10,408.75

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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.