Home / 5,146.85-7,102.23-3,022.67

Finding the Fourth Proportional to 5,146.85, 7,102.23 and 3,022.67

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Solution

The fourth proportional to 5,146.85, 7,102.23 and 3,022.67 is: 4,171.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,146.85 : 7,102.23 = 3,022.67 : x
  2. Step 2: Convert to fraction form
    5,146.85/7,102.23 = 3,022.67/x
  3. Step 3: Cross multiply
    5,146.85x = 7,102.23 × 3,022.67
  4. Step 4: Simplify right side
    5,146.85x = 21,467,697.55
  5. Step 5: Solve for x
    x = 21,467,697.55/5,146.85
  6. Step 6: Final answer
    x = 4,171.04

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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.