Home / 4,961.85-6,847.70-3,280.34

Finding the Fourth Proportional to 4,961.85, 6,847.70 and 3,280.34

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Solution

The fourth proportional to 4,961.85, 6,847.70 and 3,280.34 is: 4,527.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,961.85 : 6,847.70 = 3,280.34 : x
  2. Step 2: Convert to fraction form
    4,961.85/6,847.70 = 3,280.34/x
  3. Step 3: Cross multiply
    4,961.85x = 6,847.70 × 3,280.34
  4. Step 4: Simplify right side
    4,961.85x = 22,462,775.30
  5. Step 5: Solve for x
    x = 22,462,775.30/4,961.85
  6. Step 6: Final answer
    x = 4,527.09

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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.