Home / 3,440.73-5,157.45-2,616.96

Finding the Fourth Proportional to 3,440.73, 5,157.45 and 2,616.96

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Solution

The fourth proportional to 3,440.73, 5,157.45 and 2,616.96 is: 3,922.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440.73 : 5,157.45 = 2,616.96 : x
  2. Step 2: Convert to fraction form
    3,440.73/5,157.45 = 2,616.96/x
  3. Step 3: Cross multiply
    3,440.73x = 5,157.45 × 2,616.96
  4. Step 4: Simplify right side
    3,440.73x = 13,496,840.35
  5. Step 5: Solve for x
    x = 13,496,840.35/3,440.73
  6. Step 6: Final answer
    x = 3,922.67

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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.