Home / 8,072.90-11,140.61-4,536.14

Finding the Fourth Proportional to 8,072.90, 11,140.61 and 4,536.14

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Solution

The fourth proportional to 8,072.90, 11,140.61 and 4,536.14 is: 6,259.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,072.90 : 11,140.61 = 4,536.14 : x
  2. Step 2: Convert to fraction form
    8,072.90/11,140.61 = 4,536.14/x
  3. Step 3: Cross multiply
    8,072.90x = 11,140.61 × 4,536.14
  4. Step 4: Simplify right side
    8,072.90x = 50,535,288.26
  5. Step 5: Solve for x
    x = 50,535,288.26/8,072.90
  6. Step 6: Final answer
    x = 6,259.87

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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.