Home / 7,824.19-11,736.92-2,559.09

Finding the Fourth Proportional to 7,824.19, 11,736.92 and 2,559.09

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Solution

The fourth proportional to 7,824.19, 11,736.92 and 2,559.09 is: 3,838.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,824.19 : 11,736.92 = 2,559.09 : x
  2. Step 2: Convert to fraction form
    7,824.19/11,736.92 = 2,559.09/x
  3. Step 3: Cross multiply
    7,824.19x = 11,736.92 × 2,559.09
  4. Step 4: Simplify right side
    7,824.19x = 30,035,834.60
  5. Step 5: Solve for x
    x = 30,035,834.60/7,824.19
  6. Step 6: Final answer
    x = 3,838.84

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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.