Home / 11,323.20-15,629.28-6,846.96

Finding the Fourth Proportional to 11,323.20, 15,629.28 and 6,846.96

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Solution

The fourth proportional to 11,323.20, 15,629.28 and 6,846.96 is: 9,450.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,323.20 : 15,629.28 = 6,846.96 : x
  2. Step 2: Convert to fraction form
    11,323.20/15,629.28 = 6,846.96/x
  3. Step 3: Cross multiply
    11,323.20x = 15,629.28 × 6,846.96
  4. Step 4: Simplify right side
    11,323.20x = 107,013,054.99
  5. Step 5: Solve for x
    x = 107,013,054.99/11,323.20
  6. Step 6: Final answer
    x = 9,450.78

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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.