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Finding the Fourth Proportional to 11,003.48, 16,510.07 and 4,442.48

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Solution

The fourth proportional to 11,003.48, 16,510.07 and 4,442.48 is: 6,665.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,003.48 : 16,510.07 = 4,442.48 : x
  2. Step 2: Convert to fraction form
    11,003.48/16,510.07 = 4,442.48/x
  3. Step 3: Cross multiply
    11,003.48x = 16,510.07 × 4,442.48
  4. Step 4: Simplify right side
    11,003.48x = 73,345,584.33
  5. Step 5: Solve for x
    x = 73,345,584.33/11,003.48
  6. Step 6: Final answer
    x = 6,665.67

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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.