Home / 3,086.98-4,626.36-1,137.34

Finding the Fourth Proportional to 3,086.98, 4,626.36 and 1,137.34

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Solution

The fourth proportional to 3,086.98, 4,626.36 and 1,137.34 is: 1,704.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086.98 : 4,626.36 = 1,137.34 : x
  2. Step 2: Convert to fraction form
    3,086.98/4,626.36 = 1,137.34/x
  3. Step 3: Cross multiply
    3,086.98x = 4,626.36 × 1,137.34
  4. Step 4: Simplify right side
    3,086.98x = 5,261,744.28
  5. Step 5: Solve for x
    x = 5,261,744.28/3,086.98
  6. Step 6: Final answer
    x = 1,704.50

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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.