Home / 4,086.05-6,128.16-1,893.58

Finding the Fourth Proportional to 4,086.05, 6,128.16 and 1,893.58

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Solution

The fourth proportional to 4,086.05, 6,128.16 and 1,893.58 is: 2,839.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,086.05 : 6,128.16 = 1,893.58 : x
  2. Step 2: Convert to fraction form
    4,086.05/6,128.16 = 1,893.58/x
  3. Step 3: Cross multiply
    4,086.05x = 6,128.16 × 1,893.58
  4. Step 4: Simplify right side
    4,086.05x = 11,604,138.79
  5. Step 5: Solve for x
    x = 11,604,138.79/4,086.05
  6. Step 6: Final answer
    x = 2,839.94

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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.