Home / 11,172.35-15,417.75-6,067.97

Finding the Fourth Proportional to 11,172.35, 15,417.75 and 6,067.97

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Solution

The fourth proportional to 11,172.35, 15,417.75 and 6,067.97 is: 8,373.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,172.35 : 15,417.75 = 6,067.97 : x
  2. Step 2: Convert to fraction form
    11,172.35/15,417.75 = 6,067.97/x
  3. Step 3: Cross multiply
    11,172.35x = 15,417.75 × 6,067.97
  4. Step 4: Simplify right side
    11,172.35x = 93,554,367.38
  5. Step 5: Solve for x
    x = 93,554,367.38/11,172.35
  6. Step 6: Final answer
    x = 8,373.74

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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.