Home / 7,983.02-11,965.57-2,713.11

Finding the Fourth Proportional to 7,983.02, 11,965.57 and 2,713.11

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Solution

The fourth proportional to 7,983.02, 11,965.57 and 2,713.11 is: 4,066.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,983.02 : 11,965.57 = 2,713.11 : x
  2. Step 2: Convert to fraction form
    7,983.02/11,965.57 = 2,713.11/x
  3. Step 3: Cross multiply
    7,983.02x = 11,965.57 × 2,713.11
  4. Step 4: Simplify right side
    7,983.02x = 32,463,938.54
  5. Step 5: Solve for x
    x = 32,463,938.54/7,983.02
  6. Step 6: Final answer
    x = 4,066.62

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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.