Home / 4,249.42-6,374.11-2,788.23

Finding the Fourth Proportional to 4,249.42, 6,374.11 and 2,788.23

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Solution

The fourth proportional to 4,249.42, 6,374.11 and 2,788.23 is: 4,182.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,249.42 : 6,374.11 = 2,788.23 : x
  2. Step 2: Convert to fraction form
    4,249.42/6,374.11 = 2,788.23/x
  3. Step 3: Cross multiply
    4,249.42x = 6,374.11 × 2,788.23
  4. Step 4: Simplify right side
    4,249.42x = 17,772,484.73
  5. Step 5: Solve for x
    x = 17,772,484.73/4,249.42
  6. Step 6: Final answer
    x = 4,182.33

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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.