Home / 7,736.60-11,603.23-3,783.75

Finding the Fourth Proportional to 7,736.60, 11,603.23 and 3,783.75

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Solution

The fourth proportional to 7,736.60, 11,603.23 and 3,783.75 is: 5,674.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,736.60 : 11,603.23 = 3,783.75 : x
  2. Step 2: Convert to fraction form
    7,736.60/11,603.23 = 3,783.75/x
  3. Step 3: Cross multiply
    7,736.60x = 11,603.23 × 3,783.75
  4. Step 4: Simplify right side
    7,736.60x = 43,903,721.51
  5. Step 5: Solve for x
    x = 43,903,721.51/7,736.60
  6. Step 6: Final answer
    x = 5,674.81

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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.