Home / 6,603.44-9,112.68-3,619.36

Finding the Fourth Proportional to 6,603.44, 9,112.68 and 3,619.36

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Solution

The fourth proportional to 6,603.44, 9,112.68 and 3,619.36 is: 4,994.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,603.44 : 9,112.68 = 3,619.36 : x
  2. Step 2: Convert to fraction form
    6,603.44/9,112.68 = 3,619.36/x
  3. Step 3: Cross multiply
    6,603.44x = 9,112.68 × 3,619.36
  4. Step 4: Simplify right side
    6,603.44x = 32,982,069.48
  5. Step 5: Solve for x
    x = 32,982,069.48/6,603.44
  6. Step 6: Final answer
    x = 4,994.68

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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.