Home / 2,589.24-3,883.21-740.37

Finding the Fourth Proportional to 2,589.24, 3,883.21 and 740.37

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Solution

The fourth proportional to 2,589.24, 3,883.21 and 740.37 is: 1,110.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,589.24 : 3,883.21 = 740.37 : x
  2. Step 2: Convert to fraction form
    2,589.24/3,883.21 = 740.37/x
  3. Step 3: Cross multiply
    2,589.24x = 3,883.21 × 740.37
  4. Step 4: Simplify right side
    2,589.24x = 2,874,992.77
  5. Step 5: Solve for x
    x = 2,874,992.77/2,589.24
  6. Step 6: Final answer
    x = 1,110.36

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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.