Home / 7,516.36-11,275.76-2,584.80

Finding the Fourth Proportional to 7,516.36, 11,275.76 and 2,584.80

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Solution

The fourth proportional to 7,516.36, 11,275.76 and 2,584.80 is: 3,877.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,516.36 : 11,275.76 = 2,584.80 : x
  2. Step 2: Convert to fraction form
    7,516.36/11,275.76 = 2,584.80/x
  3. Step 3: Cross multiply
    7,516.36x = 11,275.76 × 2,584.80
  4. Step 4: Simplify right side
    7,516.36x = 29,145,584.45
  5. Step 5: Solve for x
    x = 29,145,584.45/7,516.36
  6. Step 6: Final answer
    x = 3,877.62

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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.