Home / 3,056.34-4,217.75-1,659.09

Finding the Fourth Proportional to 3,056.34, 4,217.75 and 1,659.09

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Solution

The fourth proportional to 3,056.34, 4,217.75 and 1,659.09 is: 2,289.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056.34 : 4,217.75 = 1,659.09 : x
  2. Step 2: Convert to fraction form
    3,056.34/4,217.75 = 1,659.09/x
  3. Step 3: Cross multiply
    3,056.34x = 4,217.75 × 1,659.09
  4. Step 4: Simplify right side
    3,056.34x = 6,997,626.85
  5. Step 5: Solve for x
    x = 6,997,626.85/3,056.34
  6. Step 6: Final answer
    x = 2,289.54

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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.