Home / 7,890.69-11,824.75-5,794.24

Finding the Fourth Proportional to 7,890.69, 11,824.75 and 5,794.24

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Solution

The fourth proportional to 7,890.69, 11,824.75 and 5,794.24 is: 8,683.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,890.69 : 11,824.75 = 5,794.24 : x
  2. Step 2: Convert to fraction form
    7,890.69/11,824.75 = 5,794.24/x
  3. Step 3: Cross multiply
    7,890.69x = 11,824.75 × 5,794.24
  4. Step 4: Simplify right side
    7,890.69x = 68,515,469.00
  5. Step 5: Solve for x
    x = 68,515,469.00/7,890.69
  6. Step 6: Final answer
    x = 8,683.08

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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.