Home / 2,966.48-4,449.73-2,786.05

Finding the Fourth Proportional to 2,966.48, 4,449.73 and 2,786.05

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Solution

The fourth proportional to 2,966.48, 4,449.73 and 2,786.05 is: 4,179.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,966.48 : 4,449.73 = 2,786.05 : x
  2. Step 2: Convert to fraction form
    2,966.48/4,449.73 = 2,786.05/x
  3. Step 3: Cross multiply
    2,966.48x = 4,449.73 × 2,786.05
  4. Step 4: Simplify right side
    2,966.48x = 12,397,170.27
  5. Step 5: Solve for x
    x = 12,397,170.27/2,966.48
  6. Step 6: Final answer
    x = 4,179.08

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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.