Home / 9,190.44-12,682.80-4,998.68

Finding the Fourth Proportional to 9,190.44, 12,682.80 and 4,998.68

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Solution

The fourth proportional to 9,190.44, 12,682.80 and 4,998.68 is: 6,898.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,190.44 : 12,682.80 = 4,998.68 : x
  2. Step 2: Convert to fraction form
    9,190.44/12,682.80 = 4,998.68/x
  3. Step 3: Cross multiply
    9,190.44x = 12,682.80 × 4,998.68
  4. Step 4: Simplify right side
    9,190.44x = 63,397,258.70
  5. Step 5: Solve for x
    x = 63,397,258.70/9,190.44
  6. Step 6: Final answer
    x = 6,898.17

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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.