Home / 11,763.11-16,233.53-6,458.42

Finding the Fourth Proportional to 11,763.11, 16,233.53 and 6,458.42

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Solution

The fourth proportional to 11,763.11, 16,233.53 and 6,458.42 is: 8,912.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,763.11 : 16,233.53 = 6,458.42 : x
  2. Step 2: Convert to fraction form
    11,763.11/16,233.53 = 6,458.42/x
  3. Step 3: Cross multiply
    11,763.11x = 16,233.53 × 6,458.42
  4. Step 4: Simplify right side
    11,763.11x = 104,842,841.36
  5. Step 5: Solve for x
    x = 104,842,841.36/11,763.11
  6. Step 6: Final answer
    x = 8,912.85

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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.