Home / 11,270.04-15,546.40-6,553.80

Finding the Fourth Proportional to 11,270.04, 15,546.40 and 6,553.80

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Solution

The fourth proportional to 11,270.04, 15,546.40 and 6,553.80 is: 9,040.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,270.04 : 15,546.40 = 6,553.80 : x
  2. Step 2: Convert to fraction form
    11,270.04/15,546.40 = 6,553.80/x
  3. Step 3: Cross multiply
    11,270.04x = 15,546.40 × 6,553.80
  4. Step 4: Simplify right side
    11,270.04x = 101,887,996.32
  5. Step 5: Solve for x
    x = 101,887,996.32/11,270.04
  6. Step 6: Final answer
    x = 9,040.61

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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.