Home / 5,154.06-7,112.43-3,164.70

Finding the Fourth Proportional to 5,154.06, 7,112.43 and 3,164.70

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Solution

The fourth proportional to 5,154.06, 7,112.43 and 3,164.70 is: 4,367.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,154.06 : 7,112.43 = 3,164.70 : x
  2. Step 2: Convert to fraction form
    5,154.06/7,112.43 = 3,164.70/x
  3. Step 3: Cross multiply
    5,154.06x = 7,112.43 × 3,164.70
  4. Step 4: Simplify right side
    5,154.06x = 22,508,707.22
  5. Step 5: Solve for x
    x = 22,508,707.22/5,154.06
  6. Step 6: Final answer
    x = 4,367.18

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.