Home / 11,270.62-15,554.76-6,796.66

Finding the Fourth Proportional to 11,270.62, 15,554.76 and 6,796.66

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Solution

The fourth proportional to 11,270.62, 15,554.76 and 6,796.66 is: 9,380.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,270.62 : 15,554.76 = 6,796.66 : x
  2. Step 2: Convert to fraction form
    11,270.62/15,554.76 = 6,796.66/x
  3. Step 3: Cross multiply
    11,270.62x = 15,554.76 × 6,796.66
  4. Step 4: Simplify right side
    11,270.62x = 105,720,415.10
  5. Step 5: Solve for x
    x = 105,720,415.10/11,270.62
  6. Step 6: Final answer
    x = 9,380.18

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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.