Home / 9,664.24-14,481.78-7,187.44

Finding the Fourth Proportional to 9,664.24, 14,481.78 and 7,187.44

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Solution

The fourth proportional to 9,664.24, 14,481.78 and 7,187.44 is: 10,770.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,664.24 : 14,481.78 = 7,187.44 : x
  2. Step 2: Convert to fraction form
    9,664.24/14,481.78 = 7,187.44/x
  3. Step 3: Cross multiply
    9,664.24x = 14,481.78 × 7,187.44
  4. Step 4: Simplify right side
    9,664.24x = 104,086,924.84
  5. Step 5: Solve for x
    x = 104,086,924.84/9,664.24
  6. Step 6: Final answer
    x = 10,770.32

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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.