Home / 6,311.85-9,474.70-2,616.67

Finding the Fourth Proportional to 6,311.85, 9,474.70 and 2,616.67

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Solution

The fourth proportional to 6,311.85, 9,474.70 and 2,616.67 is: 3,927.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,311.85 : 9,474.70 = 2,616.67 : x
  2. Step 2: Convert to fraction form
    6,311.85/9,474.70 = 2,616.67/x
  3. Step 3: Cross multiply
    6,311.85x = 9,474.70 × 2,616.67
  4. Step 4: Simplify right side
    6,311.85x = 24,792,186.08
  5. Step 5: Solve for x
    x = 24,792,186.08/6,311.85
  6. Step 6: Final answer
    x = 3,927.88

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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.