Home / 2,339.10-3,226.53-1,394.27

Finding the Fourth Proportional to 2,339.10, 3,226.53 and 1,394.27

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Solution

The fourth proportional to 2,339.10, 3,226.53 and 1,394.27 is: 1,923.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,339.10 : 3,226.53 = 1,394.27 : x
  2. Step 2: Convert to fraction form
    2,339.10/3,226.53 = 1,394.27/x
  3. Step 3: Cross multiply
    2,339.10x = 3,226.53 × 1,394.27
  4. Step 4: Simplify right side
    2,339.10x = 4,498,637.85
  5. Step 5: Solve for x
    x = 4,498,637.85/2,339.10
  6. Step 6: Final answer
    x = 1,923.23

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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.