Home / 11,067.26-15,276.03-7,293.20

Finding the Fourth Proportional to 11,067.26, 15,276.03 and 7,293.20

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Solution

The fourth proportional to 11,067.26, 15,276.03 and 7,293.20 is: 10,066.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,067.26 : 15,276.03 = 7,293.20 : x
  2. Step 2: Convert to fraction form
    11,067.26/15,276.03 = 7,293.20/x
  3. Step 3: Cross multiply
    11,067.26x = 15,276.03 × 7,293.20
  4. Step 4: Simplify right side
    11,067.26x = 111,411,142.00
  5. Step 5: Solve for x
    x = 111,411,142.00/11,067.26
  6. Step 6: Final answer
    x = 10,066.73

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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.