Home / 11,968.36-17,940.23-4,570.83

Finding the Fourth Proportional to 11,968.36, 17,940.23 and 4,570.83

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Solution

The fourth proportional to 11,968.36, 17,940.23 and 4,570.83 is: 6,851.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,968.36 : 17,940.23 = 4,570.83 : x
  2. Step 2: Convert to fraction form
    11,968.36/17,940.23 = 4,570.83/x
  3. Step 3: Cross multiply
    11,968.36x = 17,940.23 × 4,570.83
  4. Step 4: Simplify right side
    11,968.36x = 82,001,761.49
  5. Step 5: Solve for x
    x = 82,001,761.49/11,968.36
  6. Step 6: Final answer
    x = 6,851.55

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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.