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Finding the Fourth Proportional to 9,105.06, 13,651.50 and 7,352.22

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Solution

The fourth proportional to 9,105.06, 13,651.50 and 7,352.22 is: 11,023.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,105.06 : 13,651.50 = 7,352.22 : x
  2. Step 2: Convert to fraction form
    9,105.06/13,651.50 = 7,352.22/x
  3. Step 3: Cross multiply
    9,105.06x = 13,651.50 × 7,352.22
  4. Step 4: Simplify right side
    9,105.06x = 100,368,831.33
  5. Step 5: Solve for x
    x = 100,368,831.33/9,105.06
  6. Step 6: Final answer
    x = 11,023.41

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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.