Home / 6,440.58-9,660.26-2,057.27

Finding the Fourth Proportional to 6,440.58, 9,660.26 and 2,057.27

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Solution

The fourth proportional to 6,440.58, 9,660.26 and 2,057.27 is: 3,085.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,440.58 : 9,660.26 = 2,057.27 : x
  2. Step 2: Convert to fraction form
    6,440.58/9,660.26 = 2,057.27/x
  3. Step 3: Cross multiply
    6,440.58x = 9,660.26 × 2,057.27
  4. Step 4: Simplify right side
    6,440.58x = 19,873,704.50
  5. Step 5: Solve for x
    x = 19,873,704.50/6,440.58
  6. Step 6: Final answer
    x = 3,085.70

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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.