Home / 7,887.36-11,824.44-3,725.28

Finding the Fourth Proportional to 7,887.36, 11,824.44 and 3,725.28

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Solution

The fourth proportional to 7,887.36, 11,824.44 and 3,725.28 is: 5,584.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,887.36 : 11,824.44 = 3,725.28 : x
  2. Step 2: Convert to fraction form
    7,887.36/11,824.44 = 3,725.28/x
  3. Step 3: Cross multiply
    7,887.36x = 11,824.44 × 3,725.28
  4. Step 4: Simplify right side
    7,887.36x = 44,049,349.84
  5. Step 5: Solve for x
    x = 44,049,349.84/7,887.36
  6. Step 6: Final answer
    x = 5,584.80

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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.