Home / 7,629.40-11,444.10-2,704.60

Finding the Fourth Proportional to 7,629.40, 11,444.10 and 2,704.60

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Solution

The fourth proportional to 7,629.40, 11,444.10 and 2,704.60 is: 4,056.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,629.40 : 11,444.10 = 2,704.60 : x
  2. Step 2: Convert to fraction form
    7,629.40/11,444.10 = 2,704.60/x
  3. Step 3: Cross multiply
    7,629.40x = 11,444.10 × 2,704.60
  4. Step 4: Simplify right side
    7,629.40x = 30,951,712.86
  5. Step 5: Solve for x
    x = 30,951,712.86/7,629.40
  6. Step 6: Final answer
    x = 4,056.90

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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.