Home / 11,271.92-15,556.56-6,795.41

Finding the Fourth Proportional to 11,271.92, 15,556.56 and 6,795.41

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Solution

The fourth proportional to 11,271.92, 15,556.56 and 6,795.41 is: 9,378.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,271.92 : 15,556.56 = 6,795.41 : x
  2. Step 2: Convert to fraction form
    11,271.92/15,556.56 = 6,795.41/x
  3. Step 3: Cross multiply
    11,271.92x = 15,556.56 × 6,795.41
  4. Step 4: Simplify right side
    11,271.92x = 105,713,203.39
  5. Step 5: Solve for x
    x = 105,713,203.39/11,271.92
  6. Step 6: Final answer
    x = 9,378.46

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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.