Home / 2,238.64-3,089.34-1,244.01

Finding the Fourth Proportional to 2,238.64, 3,089.34 and 1,244.01

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Solution

The fourth proportional to 2,238.64, 3,089.34 and 1,244.01 is: 1,716.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238.64 : 3,089.34 = 1,244.01 : x
  2. Step 2: Convert to fraction form
    2,238.64/3,089.34 = 1,244.01/x
  3. Step 3: Cross multiply
    2,238.64x = 3,089.34 × 1,244.01
  4. Step 4: Simplify right side
    2,238.64x = 3,843,169.85
  5. Step 5: Solve for x
    x = 3,843,169.85/2,238.64
  6. Step 6: Final answer
    x = 1,716.74

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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.