Home / 11,783.22-17,674.43-3,018.21

Finding the Fourth Proportional to 11,783.22, 17,674.43 and 3,018.21

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Solution

The fourth proportional to 11,783.22, 17,674.43 and 3,018.21 is: 4,527.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,783.22 : 17,674.43 = 3,018.21 : x
  2. Step 2: Convert to fraction form
    11,783.22/17,674.43 = 3,018.21/x
  3. Step 3: Cross multiply
    11,783.22x = 17,674.43 × 3,018.21
  4. Step 4: Simplify right side
    11,783.22x = 53,345,126.28
  5. Step 5: Solve for x
    x = 53,345,126.28/11,783.22
  6. Step 6: Final answer
    x = 4,527.21

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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.