Home / 11,450.75-15,802.62-6,414.67

Finding the Fourth Proportional to 11,450.75, 15,802.62 and 6,414.67

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Solution

The fourth proportional to 11,450.75, 15,802.62 and 6,414.67 is: 8,852.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,450.75 : 15,802.62 = 6,414.67 : x
  2. Step 2: Convert to fraction form
    11,450.75/15,802.62 = 6,414.67/x
  3. Step 3: Cross multiply
    11,450.75x = 15,802.62 × 6,414.67
  4. Step 4: Simplify right side
    11,450.75x = 101,368,592.44
  5. Step 5: Solve for x
    x = 101,368,592.44/11,450.75
  6. Step 6: Final answer
    x = 8,852.57

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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.