Home / 3,101.06-4,651.59-2,945.34

Finding the Fourth Proportional to 3,101.06, 4,651.59 and 2,945.34

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Solution

The fourth proportional to 3,101.06, 4,651.59 and 2,945.34 is: 4,418.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,101.06 : 4,651.59 = 2,945.34 : x
  2. Step 2: Convert to fraction form
    3,101.06/4,651.59 = 2,945.34/x
  3. Step 3: Cross multiply
    3,101.06x = 4,651.59 × 2,945.34
  4. Step 4: Simplify right side
    3,101.06x = 13,700,525.14
  5. Step 5: Solve for x
    x = 13,700,525.14/3,101.06
  6. Step 6: Final answer
    x = 4,418.01

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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.