Home / 4,255.42-6,381.60-2,606.97

Finding the Fourth Proportional to 4,255.42, 6,381.60 and 2,606.97

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Solution

The fourth proportional to 4,255.42, 6,381.60 and 2,606.97 is: 3,909.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.42 : 6,381.60 = 2,606.97 : x
  2. Step 2: Convert to fraction form
    4,255.42/6,381.60 = 2,606.97/x
  3. Step 3: Cross multiply
    4,255.42x = 6,381.60 × 2,606.97
  4. Step 4: Simplify right side
    4,255.42x = 16,636,648.60
  5. Step 5: Solve for x
    x = 16,636,648.60/4,255.42
  6. Step 6: Final answer
    x = 3,909.52

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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.