Home / 7,350.21-11,027.16-2,156.09

Finding the Fourth Proportional to 7,350.21, 11,027.16 and 2,156.09

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Solution

The fourth proportional to 7,350.21, 11,027.16 and 2,156.09 is: 3,234.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,350.21 : 11,027.16 = 2,156.09 : x
  2. Step 2: Convert to fraction form
    7,350.21/11,027.16 = 2,156.09/x
  3. Step 3: Cross multiply
    7,350.21x = 11,027.16 × 2,156.09
  4. Step 4: Simplify right side
    7,350.21x = 23,775,494.27
  5. Step 5: Solve for x
    x = 23,775,494.27/7,350.21
  6. Step 6: Final answer
    x = 3,234.67

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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.