Home / 3,456.23-4,765.73-2,195.69

Finding the Fourth Proportional to 3,456.23, 4,765.73 and 2,195.69

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Solution

The fourth proportional to 3,456.23, 4,765.73 and 2,195.69 is: 3,027.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456.23 : 4,765.73 = 2,195.69 : x
  2. Step 2: Convert to fraction form
    3,456.23/4,765.73 = 2,195.69/x
  3. Step 3: Cross multiply
    3,456.23x = 4,765.73 × 2,195.69
  4. Step 4: Simplify right side
    3,456.23x = 10,464,030.90
  5. Step 5: Solve for x
    x = 10,464,030.90/3,456.23
  6. Step 6: Final answer
    x = 3,027.59

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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.