Home / 6,644.82-9,170.70-3,812.67

Finding the Fourth Proportional to 6,644.82, 9,170.70 and 3,812.67

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Solution

The fourth proportional to 6,644.82, 9,170.70 and 3,812.67 is: 5,261.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,644.82 : 9,170.70 = 3,812.67 : x
  2. Step 2: Convert to fraction form
    6,644.82/9,170.70 = 3,812.67/x
  3. Step 3: Cross multiply
    6,644.82x = 9,170.70 × 3,812.67
  4. Step 4: Simplify right side
    6,644.82x = 34,964,852.77
  5. Step 5: Solve for x
    x = 34,964,852.77/6,644.82
  6. Step 6: Final answer
    x = 5,261.97

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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.