Home / 3,150.37-4,350.90-2,450.60

Finding the Fourth Proportional to 3,150.37, 4,350.90 and 2,450.60

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Solution

The fourth proportional to 3,150.37, 4,350.90 and 2,450.60 is: 3,384.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150.37 : 4,350.90 = 2,450.60 : x
  2. Step 2: Convert to fraction form
    3,150.37/4,350.90 = 2,450.60/x
  3. Step 3: Cross multiply
    3,150.37x = 4,350.90 × 2,450.60
  4. Step 4: Simplify right side
    3,150.37x = 10,662,319.29
  5. Step 5: Solve for x
    x = 10,662,319.29/3,150.37
  6. Step 6: Final answer
    x = 3,384.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.