Home / 8,498.26-11,727.44-4,721.41

Finding the Fourth Proportional to 8,498.26, 11,727.44 and 4,721.41

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Solution

The fourth proportional to 8,498.26, 11,727.44 and 4,721.41 is: 6,515.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,498.26 : 11,727.44 = 4,721.41 : x
  2. Step 2: Convert to fraction form
    8,498.26/11,727.44 = 4,721.41/x
  3. Step 3: Cross multiply
    8,498.26x = 11,727.44 × 4,721.41
  4. Step 4: Simplify right side
    8,498.26x = 55,370,028.88
  5. Step 5: Solve for x
    x = 55,370,028.88/8,498.26
  6. Step 6: Final answer
    x = 6,515.45

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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.