Home / 11,270.98-15,553.56-6,235.12

Finding the Fourth Proportional to 11,270.98, 15,553.56 and 6,235.12

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Solution

The fourth proportional to 11,270.98, 15,553.56 and 6,235.12 is: 8,604.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,270.98 : 15,553.56 = 6,235.12 : x
  2. Step 2: Convert to fraction form
    11,270.98/15,553.56 = 6,235.12/x
  3. Step 3: Cross multiply
    11,270.98x = 15,553.56 × 6,235.12
  4. Step 4: Simplify right side
    11,270.98x = 96,978,313.03
  5. Step 5: Solve for x
    x = 96,978,313.03/11,270.98
  6. Step 6: Final answer
    x = 8,604.25

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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.