Home / 2,236.34-3,085.70-1,351.96

Finding the Fourth Proportional to 2,236.34, 3,085.70 and 1,351.96

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Solution

The fourth proportional to 2,236.34, 3,085.70 and 1,351.96 is: 1,865.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,236.34 : 3,085.70 = 1,351.96 : x
  2. Step 2: Convert to fraction form
    2,236.34/3,085.70 = 1,351.96/x
  3. Step 3: Cross multiply
    2,236.34x = 3,085.70 × 1,351.96
  4. Step 4: Simplify right side
    2,236.34x = 4,171,728.50
  5. Step 5: Solve for x
    x = 4,171,728.50/2,236.34
  6. Step 6: Final answer
    x = 1,865.42

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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.