Home / 2,352.44-3,245.82-1,357.40

Finding the Fourth Proportional to 2,352.44, 3,245.82 and 1,357.40

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Solution

The fourth proportional to 2,352.44, 3,245.82 and 1,357.40 is: 1,872.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,352.44 : 3,245.82 = 1,357.40 : x
  2. Step 2: Convert to fraction form
    2,352.44/3,245.82 = 1,357.40/x
  3. Step 3: Cross multiply
    2,352.44x = 3,245.82 × 1,357.40
  4. Step 4: Simplify right side
    2,352.44x = 4,405,876.07
  5. Step 5: Solve for x
    x = 4,405,876.07/2,352.44
  6. Step 6: Final answer
    x = 1,872.90

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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.