Home / 8,713.17-13,067.33-6,240.65

Finding the Fourth Proportional to 8,713.17, 13,067.33 and 6,240.65

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Solution

The fourth proportional to 8,713.17, 13,067.33 and 6,240.65 is: 9,359.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,713.17 : 13,067.33 = 6,240.65 : x
  2. Step 2: Convert to fraction form
    8,713.17/13,067.33 = 6,240.65/x
  3. Step 3: Cross multiply
    8,713.17x = 13,067.33 × 6,240.65
  4. Step 4: Simplify right side
    8,713.17x = 81,548,536.42
  5. Step 5: Solve for x
    x = 81,548,536.42/8,713.17
  6. Step 6: Final answer
    x = 9,359.23

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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.