Home / 3,118.00-4,671.86-2,796.48

Finding the Fourth Proportional to 3,118.00, 4,671.86 and 2,796.48

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Solution

The fourth proportional to 3,118.00, 4,671.86 and 2,796.48 is: 4,190.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118.00 : 4,671.86 = 2,796.48 : x
  2. Step 2: Convert to fraction form
    3,118.00/4,671.86 = 2,796.48/x
  3. Step 3: Cross multiply
    3,118.00x = 4,671.86 × 2,796.48
  4. Step 4: Simplify right side
    3,118.00x = 13,064,764.80
  5. Step 5: Solve for x
    x = 13,064,764.80/3,118.00
  6. Step 6: Final answer
    x = 4,190.11

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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.