Home / 8,067.04-11,131.68-4,530.40

Finding the Fourth Proportional to 8,067.04, 11,131.68 and 4,530.40

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Solution

The fourth proportional to 8,067.04, 11,131.68 and 4,530.40 is: 6,251.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,067.04 : 11,131.68 = 4,530.40 : x
  2. Step 2: Convert to fraction form
    8,067.04/11,131.68 = 4,530.40/x
  3. Step 3: Cross multiply
    8,067.04x = 11,131.68 × 4,530.40
  4. Step 4: Simplify right side
    8,067.04x = 50,430,963.07
  5. Step 5: Solve for x
    x = 50,430,963.07/8,067.04
  6. Step 6: Final answer
    x = 6,251.48

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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.