Home / 6,930.56-10,398.06-2,485.23

Finding the Fourth Proportional to 6,930.56, 10,398.06 and 2,485.23

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Solution

The fourth proportional to 6,930.56, 10,398.06 and 2,485.23 is: 3,728.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,930.56 : 10,398.06 = 2,485.23 : x
  2. Step 2: Convert to fraction form
    6,930.56/10,398.06 = 2,485.23/x
  3. Step 3: Cross multiply
    6,930.56x = 10,398.06 × 2,485.23
  4. Step 4: Simplify right side
    6,930.56x = 25,841,570.65
  5. Step 5: Solve for x
    x = 25,841,570.65/6,930.56
  6. Step 6: Final answer
    x = 3,728.64

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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.