Home / 11,235.98-15,505.39-6,200.68

Finding the Fourth Proportional to 11,235.98, 15,505.39 and 6,200.68

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Solution

The fourth proportional to 11,235.98, 15,505.39 and 6,200.68 is: 8,556.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,235.98 : 15,505.39 = 6,200.68 : x
  2. Step 2: Convert to fraction form
    11,235.98/15,505.39 = 6,200.68/x
  3. Step 3: Cross multiply
    11,235.98x = 15,505.39 × 6,200.68
  4. Step 4: Simplify right side
    11,235.98x = 96,143,961.67
  5. Step 5: Solve for x
    x = 96,143,961.67/11,235.98
  6. Step 6: Final answer
    x = 8,556.79

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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.