Home / 11,943.56-17,914.86-4,154.12

Finding the Fourth Proportional to 11,943.56, 17,914.86 and 4,154.12

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Solution

The fourth proportional to 11,943.56, 17,914.86 and 4,154.12 is: 6,231.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,943.56 : 17,914.86 = 4,154.12 : x
  2. Step 2: Convert to fraction form
    11,943.56/17,914.86 = 4,154.12/x
  3. Step 3: Cross multiply
    11,943.56x = 17,914.86 × 4,154.12
  4. Step 4: Simplify right side
    11,943.56x = 74,420,478.22
  5. Step 5: Solve for x
    x = 74,420,478.22/11,943.56
  6. Step 6: Final answer
    x = 6,231.01

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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.