Home / 2,623.70-3,620.58-1,444.70

Finding the Fourth Proportional to 2,623.70, 3,620.58 and 1,444.70

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Solution

The fourth proportional to 2,623.70, 3,620.58 and 1,444.70 is: 1,993.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,623.70 : 3,620.58 = 1,444.70 : x
  2. Step 2: Convert to fraction form
    2,623.70/3,620.58 = 1,444.70/x
  3. Step 3: Cross multiply
    2,623.70x = 3,620.58 × 1,444.70
  4. Step 4: Simplify right side
    2,623.70x = 5,230,651.93
  5. Step 5: Solve for x
    x = 5,230,651.93/2,623.70
  6. Step 6: Final answer
    x = 1,993.62

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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.