Home / 11,983.10-17,975.58-4,083.18

Finding the Fourth Proportional to 11,983.10, 17,975.58 and 4,083.18

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Solution

The fourth proportional to 11,983.10, 17,975.58 and 4,083.18 is: 6,125.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,983.10 : 17,975.58 = 4,083.18 : x
  2. Step 2: Convert to fraction form
    11,983.10/17,975.58 = 4,083.18/x
  3. Step 3: Cross multiply
    11,983.10x = 17,975.58 × 4,083.18
  4. Step 4: Simplify right side
    11,983.10x = 73,397,528.74
  5. Step 5: Solve for x
    x = 73,397,528.74/11,983.10
  6. Step 6: Final answer
    x = 6,125.09

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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.