Home / 8,162.24-12,244.97-3,164.47

Finding the Fourth Proportional to 8,162.24, 12,244.97 and 3,164.47

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Solution

The fourth proportional to 8,162.24, 12,244.97 and 3,164.47 is: 4,747.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,162.24 : 12,244.97 = 3,164.47 : x
  2. Step 2: Convert to fraction form
    8,162.24/12,244.97 = 3,164.47/x
  3. Step 3: Cross multiply
    8,162.24x = 12,244.97 × 3,164.47
  4. Step 4: Simplify right side
    8,162.24x = 38,748,817.51
  5. Step 5: Solve for x
    x = 38,748,817.51/8,162.24
  6. Step 6: Final answer
    x = 4,747.33

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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.