Home / 4,680.92-7,017.90-2,212.85

Finding the Fourth Proportional to 4,680.92, 7,017.90 and 2,212.85

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Solution

The fourth proportional to 4,680.92, 7,017.90 and 2,212.85 is: 3,317.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680.92 : 7,017.90 = 2,212.85 : x
  2. Step 2: Convert to fraction form
    4,680.92/7,017.90 = 2,212.85/x
  3. Step 3: Cross multiply
    4,680.92x = 7,017.90 × 2,212.85
  4. Step 4: Simplify right side
    4,680.92x = 15,529,560.02
  5. Step 5: Solve for x
    x = 15,529,560.02/4,680.92
  6. Step 6: Final answer
    x = 3,317.63

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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.