Home / 4,193.30-5,786.90-2,305.10

Finding the Fourth Proportional to 4,193.30, 5,786.90 and 2,305.10

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Solution

The fourth proportional to 4,193.30, 5,786.90 and 2,305.10 is: 3,181.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,193.30 : 5,786.90 = 2,305.10 : x
  2. Step 2: Convert to fraction form
    4,193.30/5,786.90 = 2,305.10/x
  3. Step 3: Cross multiply
    4,193.30x = 5,786.90 × 2,305.10
  4. Step 4: Simplify right side
    4,193.30x = 13,339,342.73
  5. Step 5: Solve for x
    x = 13,339,342.73/4,193.30
  6. Step 6: Final answer
    x = 3,181.11

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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.