Home / 3,202.43-4,418.54-1,786.13

Finding the Fourth Proportional to 3,202.43, 4,418.54 and 1,786.13

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Solution

The fourth proportional to 3,202.43, 4,418.54 and 1,786.13 is: 2,464.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,202.43 : 4,418.54 = 1,786.13 : x
  2. Step 2: Convert to fraction form
    3,202.43/4,418.54 = 1,786.13/x
  3. Step 3: Cross multiply
    3,202.43x = 4,418.54 × 1,786.13
  4. Step 4: Simplify right side
    3,202.43x = 7,892,075.46
  5. Step 5: Solve for x
    x = 7,892,075.46/3,202.43
  6. Step 6: Final answer
    x = 2,464.40

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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.