Home / 11,923.45-16,453.14-6,889.27

Finding the Fourth Proportional to 11,923.45, 16,453.14 and 6,889.27

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Solution

The fourth proportional to 11,923.45, 16,453.14 and 6,889.27 is: 9,506.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,923.45 : 16,453.14 = 6,889.27 : x
  2. Step 2: Convert to fraction form
    11,923.45/16,453.14 = 6,889.27/x
  3. Step 3: Cross multiply
    11,923.45x = 16,453.14 × 6,889.27
  4. Step 4: Simplify right side
    11,923.45x = 113,350,123.81
  5. Step 5: Solve for x
    x = 113,350,123.81/11,923.45
  6. Step 6: Final answer
    x = 9,506.49

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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.