Home / 3,379.07-4,660.77-3,100.22

Finding the Fourth Proportional to 3,379.07, 4,660.77 and 3,100.22

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Solution

The fourth proportional to 3,379.07, 4,660.77 and 3,100.22 is: 4,276.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,379.07 : 4,660.77 = 3,100.22 : x
  2. Step 2: Convert to fraction form
    3,379.07/4,660.77 = 3,100.22/x
  3. Step 3: Cross multiply
    3,379.07x = 4,660.77 × 3,100.22
  4. Step 4: Simplify right side
    3,379.07x = 14,449,418.23
  5. Step 5: Solve for x
    x = 14,449,418.23/3,379.07
  6. Step 6: Final answer
    x = 4,276.16

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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.