Home / 7,975.44-11,963.59-2,428.96

Finding the Fourth Proportional to 7,975.44, 11,963.59 and 2,428.96

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Solution

The fourth proportional to 7,975.44, 11,963.59 and 2,428.96 is: 3,643.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,975.44 : 11,963.59 = 2,428.96 : x
  2. Step 2: Convert to fraction form
    7,975.44/11,963.59 = 2,428.96/x
  3. Step 3: Cross multiply
    7,975.44x = 11,963.59 × 2,428.96
  4. Step 4: Simplify right side
    7,975.44x = 29,059,081.57
  5. Step 5: Solve for x
    x = 29,059,081.57/7,975.44
  6. Step 6: Final answer
    x = 3,643.57

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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.