Home / 11,923.42-16,450.51-6,886.97

Finding the Fourth Proportional to 11,923.42, 16,450.51 and 6,886.97

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Solution

The fourth proportional to 11,923.42, 16,450.51 and 6,886.97 is: 9,501.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,923.42 : 16,450.51 = 6,886.97 : x
  2. Step 2: Convert to fraction form
    11,923.42/16,450.51 = 6,886.97/x
  3. Step 3: Cross multiply
    11,923.42x = 16,450.51 × 6,886.97
  4. Step 4: Simplify right side
    11,923.42x = 113,294,134.42
  5. Step 5: Solve for x
    x = 113,294,134.42/11,923.42
  6. Step 6: Final answer
    x = 9,501.82

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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.