Home / 7,824.50-11,736.75-2,352.50

Finding the Fourth Proportional to 7,824.50, 11,736.75 and 2,352.50

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Solution

The fourth proportional to 7,824.50, 11,736.75 and 2,352.50 is: 3,528.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,824.50 : 11,736.75 = 2,352.50 : x
  2. Step 2: Convert to fraction form
    7,824.50/11,736.75 = 2,352.50/x
  3. Step 3: Cross multiply
    7,824.50x = 11,736.75 × 2,352.50
  4. Step 4: Simplify right side
    7,824.50x = 27,610,704.38
  5. Step 5: Solve for x
    x = 27,610,704.38/7,824.50
  6. Step 6: Final answer
    x = 3,528.75

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Similar ratio
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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.