Home / 2,351.52-3,245.79-1,357.44

Finding the Fourth Proportional to 2,351.52, 3,245.79 and 1,357.44

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Solution

The fourth proportional to 2,351.52, 3,245.79 and 1,357.44 is: 1,873.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,351.52 : 3,245.79 = 1,357.44 : x
  2. Step 2: Convert to fraction form
    2,351.52/3,245.79 = 1,357.44/x
  3. Step 3: Cross multiply
    2,351.52x = 3,245.79 × 1,357.44
  4. Step 4: Simplify right side
    2,351.52x = 4,405,965.18
  5. Step 5: Solve for x
    x = 4,405,965.18/2,351.52
  6. Step 6: Final answer
    x = 1,873.67

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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.