Home / 6,654-9,980.96-1,723.62

Finding the Fourth Proportional to 6,654, 9,980.96 and 1,723.62

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Solution

The fourth proportional to 6,654, 9,980.96 and 1,723.62 is: 2,585.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,654 : 9,980.96 = 1,723.62 : x
  2. Step 2: Convert to fraction form
    6,654/9,980.96 = 1,723.62/x
  3. Step 3: Cross multiply
    6,654x = 9,980.96 × 1,723.62
  4. Step 4: Simplify right side
    6,654x = 17,203,382.28
  5. Step 5: Solve for x
    x = 17,203,382.28/6,654
  6. Step 6: Final answer
    x = 2,585.42

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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.