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Finding the Fourth Proportional to 8,014.45, 11,063.03 and 7,173.67

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Solution

The fourth proportional to 8,014.45, 11,063.03 and 7,173.67 is: 9,902.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,014.45 : 11,063.03 = 7,173.67 : x
  2. Step 2: Convert to fraction form
    8,014.45/11,063.03 = 7,173.67/x
  3. Step 3: Cross multiply
    8,014.45x = 11,063.03 × 7,173.67
  4. Step 4: Simplify right side
    8,014.45x = 79,362,555.10
  5. Step 5: Solve for x
    x = 79,362,555.10/8,014.45
  6. Step 6: Final answer
    x = 9,902.43

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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.