Home / 4,452.25-6,678.48-2,111.69

Finding the Fourth Proportional to 4,452.25, 6,678.48 and 2,111.69

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Solution

The fourth proportional to 4,452.25, 6,678.48 and 2,111.69 is: 3,167.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,452.25 : 6,678.48 = 2,111.69 : x
  2. Step 2: Convert to fraction form
    4,452.25/6,678.48 = 2,111.69/x
  3. Step 3: Cross multiply
    4,452.25x = 6,678.48 × 2,111.69
  4. Step 4: Simplify right side
    4,452.25x = 14,102,879.43
  5. Step 5: Solve for x
    x = 14,102,879.43/4,452.25
  6. Step 6: Final answer
    x = 3,167.58

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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.