Home / 11,764.28-16,233.73-6,458.91

Finding the Fourth Proportional to 11,764.28, 16,233.73 and 6,458.91

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Solution

The fourth proportional to 11,764.28, 16,233.73 and 6,458.91 is: 8,912.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,764.28 : 16,233.73 = 6,458.91 : x
  2. Step 2: Convert to fraction form
    11,764.28/16,233.73 = 6,458.91/x
  3. Step 3: Cross multiply
    11,764.28x = 16,233.73 × 6,458.91
  4. Step 4: Simplify right side
    11,764.28x = 104,852,201.03
  5. Step 5: Solve for x
    x = 104,852,201.03/11,764.28
  6. Step 6: Final answer
    x = 8,912.76

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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.