Home / 8,824.07-13,239.54-3,890.23

Finding the Fourth Proportional to 8,824.07, 13,239.54 and 3,890.23

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Solution

The fourth proportional to 8,824.07, 13,239.54 and 3,890.23 is: 5,836.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,824.07 : 13,239.54 = 3,890.23 : x
  2. Step 2: Convert to fraction form
    8,824.07/13,239.54 = 3,890.23/x
  3. Step 3: Cross multiply
    8,824.07x = 13,239.54 × 3,890.23
  4. Step 4: Simplify right side
    8,824.07x = 51,504,822.60
  5. Step 5: Solve for x
    x = 51,504,822.60/8,824.07
  6. Step 6: Final answer
    x = 5,836.85

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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.