Home / 4,173.40-6,261.70-4,107.80

Finding the Fourth Proportional to 4,173.40, 6,261.70 and 4,107.80

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Solution

The fourth proportional to 4,173.40, 6,261.70 and 4,107.80 is: 6,163.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,173.40 : 6,261.70 = 4,107.80 : x
  2. Step 2: Convert to fraction form
    4,173.40/6,261.70 = 4,107.80/x
  3. Step 3: Cross multiply
    4,173.40x = 6,261.70 × 4,107.80
  4. Step 4: Simplify right side
    4,173.40x = 25,721,811.26
  5. Step 5: Solve for x
    x = 25,721,811.26/4,173.40
  6. Step 6: Final answer
    x = 6,163.27

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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.