Home / 11,635.98-17,436.96-7,240.08

Finding the Fourth Proportional to 11,635.98, 17,436.96 and 7,240.08

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Solution

The fourth proportional to 11,635.98, 17,436.96 and 7,240.08 is: 10,849.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,635.98 : 17,436.96 = 7,240.08 : x
  2. Step 2: Convert to fraction form
    11,635.98/17,436.96 = 7,240.08/x
  3. Step 3: Cross multiply
    11,635.98x = 17,436.96 × 7,240.08
  4. Step 4: Simplify right side
    11,635.98x = 126,244,985.36
  5. Step 5: Solve for x
    x = 126,244,985.36/11,635.98
  6. Step 6: Final answer
    x = 10,849.54

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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.