Home / 3,239.80-4,476.06-3,079.96

Finding the Fourth Proportional to 3,239.80, 4,476.06 and 3,079.96

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Solution

The fourth proportional to 3,239.80, 4,476.06 and 3,079.96 is: 4,255.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239.80 : 4,476.06 = 3,079.96 : x
  2. Step 2: Convert to fraction form
    3,239.80/4,476.06 = 3,079.96/x
  3. Step 3: Cross multiply
    3,239.80x = 4,476.06 × 3,079.96
  4. Step 4: Simplify right side
    3,239.80x = 13,786,085.76
  5. Step 5: Solve for x
    x = 13,786,085.76/3,239.80
  6. Step 6: Final answer
    x = 4,255.23

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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.