Home / 11,414.38-17,090.80-7,455.84

Finding the Fourth Proportional to 11,414.38, 17,090.80 and 7,455.84

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Solution

The fourth proportional to 11,414.38, 17,090.80 and 7,455.84 is: 11,163.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,414.38 : 17,090.80 = 7,455.84 : x
  2. Step 2: Convert to fraction form
    11,414.38/17,090.80 = 7,455.84/x
  3. Step 3: Cross multiply
    11,414.38x = 17,090.80 × 7,455.84
  4. Step 4: Simplify right side
    11,414.38x = 127,426,270.27
  5. Step 5: Solve for x
    x = 127,426,270.27/11,414.38
  6. Step 6: Final answer
    x = 11,163.66

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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.