Home / 7,771.33-11,648.67-3,084.84

Finding the Fourth Proportional to 7,771.33, 11,648.67 and 3,084.84

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Solution

The fourth proportional to 7,771.33, 11,648.67 and 3,084.84 is: 4,623.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,771.33 : 11,648.67 = 3,084.84 : x
  2. Step 2: Convert to fraction form
    7,771.33/11,648.67 = 3,084.84/x
  3. Step 3: Cross multiply
    7,771.33x = 11,648.67 × 3,084.84
  4. Step 4: Simplify right side
    7,771.33x = 35,934,283.16
  5. Step 5: Solve for x
    x = 35,934,283.16/7,771.33
  6. Step 6: Final answer
    x = 4,623.96

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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.