Home / 7,736.06-11,607.35-3,790.80

Finding the Fourth Proportional to 7,736.06, 11,607.35 and 3,790.80

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Solution

The fourth proportional to 7,736.06, 11,607.35 and 3,790.80 is: 5,687.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,736.06 : 11,607.35 = 3,790.80 : x
  2. Step 2: Convert to fraction form
    7,736.06/11,607.35 = 3,790.80/x
  3. Step 3: Cross multiply
    7,736.06x = 11,607.35 × 3,790.80
  4. Step 4: Simplify right side
    7,736.06x = 44,001,144.75
  5. Step 5: Solve for x
    x = 44,001,144.75/7,736.06
  6. Step 6: Final answer
    x = 5,687.80

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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.