Home / 5,786.06-7,984.80-3,133.50

Finding the Fourth Proportional to 5,786.06, 7,984.80 and 3,133.50

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Solution

The fourth proportional to 5,786.06, 7,984.80 and 3,133.50 is: 4,324.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,786.06 : 7,984.80 = 3,133.50 : x
  2. Step 2: Convert to fraction form
    5,786.06/7,984.80 = 3,133.50/x
  3. Step 3: Cross multiply
    5,786.06x = 7,984.80 × 3,133.50
  4. Step 4: Simplify right side
    5,786.06x = 25,020,370.80
  5. Step 5: Solve for x
    x = 25,020,370.80/5,786.06
  6. Step 6: Final answer
    x = 4,324.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.