Home / 6,930.50-9,564.08-3,743.79

Finding the Fourth Proportional to 6,930.50, 9,564.08 and 3,743.79

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Solution

The fourth proportional to 6,930.50, 9,564.08 and 3,743.79 is: 5,166.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,930.50 : 9,564.08 = 3,743.79 : x
  2. Step 2: Convert to fraction form
    6,930.50/9,564.08 = 3,743.79/x
  3. Step 3: Cross multiply
    6,930.50x = 9,564.08 × 3,743.79
  4. Step 4: Simplify right side
    6,930.50x = 35,805,888.34
  5. Step 5: Solve for x
    x = 35,805,888.34/6,930.50
  6. Step 6: Final answer
    x = 5,166.43

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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.