Home / 4,193.99-5,787.78-2,305.66

Finding the Fourth Proportional to 4,193.99, 5,787.78 and 2,305.66

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Solution

The fourth proportional to 4,193.99, 5,787.78 and 2,305.66 is: 3,181.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,193.99 : 5,787.78 = 2,305.66 : x
  2. Step 2: Convert to fraction form
    4,193.99/5,787.78 = 2,305.66/x
  3. Step 3: Cross multiply
    4,193.99x = 5,787.78 × 2,305.66
  4. Step 4: Simplify right side
    4,193.99x = 13,344,629.72
  5. Step 5: Solve for x
    x = 13,344,629.72/4,193.99
  6. Step 6: Final answer
    x = 3,181.84

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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.