Home / 3,308.23-4,562.95-2,190.13

Finding the Fourth Proportional to 3,308.23, 4,562.95 and 2,190.13

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Solution

The fourth proportional to 3,308.23, 4,562.95 and 2,190.13 is: 3,020.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308.23 : 4,562.95 = 2,190.13 : x
  2. Step 2: Convert to fraction form
    3,308.23/4,562.95 = 2,190.13/x
  3. Step 3: Cross multiply
    3,308.23x = 4,562.95 × 2,190.13
  4. Step 4: Simplify right side
    3,308.23x = 9,993,453.68
  5. Step 5: Solve for x
    x = 9,993,453.68/3,308.23
  6. Step 6: Final answer
    x = 3,020.79

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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.