Home / 10,067.07-15,085.20-6,767.94

Finding the Fourth Proportional to 10,067.07, 15,085.20 and 6,767.94

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Solution

The fourth proportional to 10,067.07, 15,085.20 and 6,767.94 is: 10,141.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,067.07 : 15,085.20 = 6,767.94 : x
  2. Step 2: Convert to fraction form
    10,067.07/15,085.20 = 6,767.94/x
  3. Step 3: Cross multiply
    10,067.07x = 15,085.20 × 6,767.94
  4. Step 4: Simplify right side
    10,067.07x = 102,095,728.49
  5. Step 5: Solve for x
    x = 102,095,728.49/10,067.07
  6. Step 6: Final answer
    x = 10,141.55

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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.