Home / 8,619.07-11,893.91-5,034.21

Finding the Fourth Proportional to 8,619.07, 11,893.91 and 5,034.21

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Solution

The fourth proportional to 8,619.07, 11,893.91 and 5,034.21 is: 6,946.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,619.07 : 11,893.91 = 5,034.21 : x
  2. Step 2: Convert to fraction form
    8,619.07/11,893.91 = 5,034.21/x
  3. Step 3: Cross multiply
    8,619.07x = 11,893.91 × 5,034.21
  4. Step 4: Simplify right side
    8,619.07x = 59,876,440.66
  5. Step 5: Solve for x
    x = 59,876,440.66/8,619.07
  6. Step 6: Final answer
    x = 6,946.97

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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.