Home / 4,104.04-5,668.29-2,989.96

Finding the Fourth Proportional to 4,104.04, 5,668.29 and 2,989.96

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Solution

The fourth proportional to 4,104.04, 5,668.29 and 2,989.96 is: 4,129.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,104.04 : 5,668.29 = 2,989.96 : x
  2. Step 2: Convert to fraction form
    4,104.04/5,668.29 = 2,989.96/x
  3. Step 3: Cross multiply
    4,104.04x = 5,668.29 × 2,989.96
  4. Step 4: Simplify right side
    4,104.04x = 16,947,960.37
  5. Step 5: Solve for x
    x = 16,947,960.37/4,104.04
  6. Step 6: Final answer
    x = 4,129.58

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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.