Home / 4,174.26-6,263.10-1,982.40

Finding the Fourth Proportional to 4,174.26, 6,263.10 and 1,982.40

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Solution

The fourth proportional to 4,174.26, 6,263.10 and 1,982.40 is: 2,974.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,174.26 : 6,263.10 = 1,982.40 : x
  2. Step 2: Convert to fraction form
    4,174.26/6,263.10 = 1,982.40/x
  3. Step 3: Cross multiply
    4,174.26x = 6,263.10 × 1,982.40
  4. Step 4: Simplify right side
    4,174.26x = 12,415,969.44
  5. Step 5: Solve for x
    x = 12,415,969.44/4,174.26
  6. Step 6: Final answer
    x = 2,974.41

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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.