Home / 6,141.20-8,474.85-3,346.70

Finding the Fourth Proportional to 6,141.20, 8,474.85 and 3,346.70

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Solution

The fourth proportional to 6,141.20, 8,474.85 and 3,346.70 is: 4,618.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,141.20 : 8,474.85 = 3,346.70 : x
  2. Step 2: Convert to fraction form
    6,141.20/8,474.85 = 3,346.70/x
  3. Step 3: Cross multiply
    6,141.20x = 8,474.85 × 3,346.70
  4. Step 4: Simplify right side
    6,141.20x = 28,362,738.12
  5. Step 5: Solve for x
    x = 28,362,738.12/6,141.20
  6. Step 6: Final answer
    x = 4,618.44

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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.