Home / 2,623.20-3,620.08-1,444.20

Finding the Fourth Proportional to 2,623.20, 3,620.08 and 1,444.20

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Solution

The fourth proportional to 2,623.20, 3,620.08 and 1,444.20 is: 1,993.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,623.20 : 3,620.08 = 1,444.20 : x
  2. Step 2: Convert to fraction form
    2,623.20/3,620.08 = 1,444.20/x
  3. Step 3: Cross multiply
    2,623.20x = 3,620.08 × 1,444.20
  4. Step 4: Simplify right side
    2,623.20x = 5,228,119.54
  5. Step 5: Solve for x
    x = 5,228,119.54/2,623.20
  6. Step 6: Final answer
    x = 1,993.03

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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.