Home / 3,357.24-5,036.58-1,408.32

Finding the Fourth Proportional to 3,357.24, 5,036.58 and 1,408.32

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Solution

The fourth proportional to 3,357.24, 5,036.58 and 1,408.32 is: 2,112.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,357.24 : 5,036.58 = 1,408.32 : x
  2. Step 2: Convert to fraction form
    3,357.24/5,036.58 = 1,408.32/x
  3. Step 3: Cross multiply
    3,357.24x = 5,036.58 × 1,408.32
  4. Step 4: Simplify right side
    3,357.24x = 7,093,116.35
  5. Step 5: Solve for x
    x = 7,093,116.35/3,357.24
  6. Step 6: Final answer
    x = 2,112.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.