Home / 7,986.33-11,017.94-4,960.04

Finding the Fourth Proportional to 7,986.33, 11,017.94 and 4,960.04

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Solution

The fourth proportional to 7,986.33, 11,017.94 and 4,960.04 is: 6,842.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,986.33 : 11,017.94 = 4,960.04 : x
  2. Step 2: Convert to fraction form
    7,986.33/11,017.94 = 4,960.04/x
  3. Step 3: Cross multiply
    7,986.33x = 11,017.94 × 4,960.04
  4. Step 4: Simplify right side
    7,986.33x = 54,649,343.23
  5. Step 5: Solve for x
    x = 54,649,343.23/7,986.33
  6. Step 6: Final answer
    x = 6,842.86

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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.