Home / 2,336.06-3,223.07-1,391.37

Finding the Fourth Proportional to 2,336.06, 3,223.07 and 1,391.37

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Solution

The fourth proportional to 2,336.06, 3,223.07 and 1,391.37 is: 1,919.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,336.06 : 3,223.07 = 1,391.37 : x
  2. Step 2: Convert to fraction form
    2,336.06/3,223.07 = 1,391.37/x
  3. Step 3: Cross multiply
    2,336.06x = 3,223.07 × 1,391.37
  4. Step 4: Simplify right side
    2,336.06x = 4,484,482.91
  5. Step 5: Solve for x
    x = 4,484,482.91/2,336.06
  6. Step 6: Final answer
    x = 1,919.68

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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.