Home / 10,147.84-13,997.79-6,556.97

Finding the Fourth Proportional to 10,147.84, 13,997.79 and 6,556.97

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Solution

The fourth proportional to 10,147.84, 13,997.79 and 6,556.97 is: 9,044.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,147.84 : 13,997.79 = 6,556.97 : x
  2. Step 2: Convert to fraction form
    10,147.84/13,997.79 = 6,556.97/x
  3. Step 3: Cross multiply
    10,147.84x = 13,997.79 × 6,556.97
  4. Step 4: Simplify right side
    10,147.84x = 91,783,124.09
  5. Step 5: Solve for x
    x = 91,783,124.09/10,147.84
  6. Step 6: Final answer
    x = 9,044.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.