Home / 4,017.51-5,986.83-3,885.39

Finding the Fourth Proportional to 4,017.51, 5,986.83 and 3,885.39

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Solution

The fourth proportional to 4,017.51, 5,986.83 and 3,885.39 is: 5,789.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,017.51 : 5,986.83 = 3,885.39 : x
  2. Step 2: Convert to fraction form
    4,017.51/5,986.83 = 3,885.39/x
  3. Step 3: Cross multiply
    4,017.51x = 5,986.83 × 3,885.39
  4. Step 4: Simplify right side
    4,017.51x = 23,261,169.41
  5. Step 5: Solve for x
    x = 23,261,169.41/4,017.51
  6. Step 6: Final answer
    x = 5,789.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.