Home / 11,338.86-16,996.14-5,487.42

Finding the Fourth Proportional to 11,338.86, 16,996.14 and 5,487.42

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Solution

The fourth proportional to 11,338.86, 16,996.14 and 5,487.42 is: 8,225.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,338.86 : 16,996.14 = 5,487.42 : x
  2. Step 2: Convert to fraction form
    11,338.86/16,996.14 = 5,487.42/x
  3. Step 3: Cross multiply
    11,338.86x = 16,996.14 × 5,487.42
  4. Step 4: Simplify right side
    11,338.86x = 93,264,958.56
  5. Step 5: Solve for x
    x = 93,264,958.56/11,338.86
  6. Step 6: Final answer
    x = 8,225.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.