Home / 11,982.06-17,948.73-6,130.62

Finding the Fourth Proportional to 11,982.06, 17,948.73 and 6,130.62

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Solution

The fourth proportional to 11,982.06, 17,948.73 and 6,130.62 is: 9,183.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,982.06 : 17,948.73 = 6,130.62 : x
  2. Step 2: Convert to fraction form
    11,982.06/17,948.73 = 6,130.62/x
  3. Step 3: Cross multiply
    11,982.06x = 17,948.73 × 6,130.62
  4. Step 4: Simplify right side
    11,982.06x = 110,036,843.11
  5. Step 5: Solve for x
    x = 110,036,843.11/11,982.06
  6. Step 6: Final answer
    x = 9,183.47

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1.5x scale

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.