Home / 7,983.09-11,973.10-3,051.56

Finding the Fourth Proportional to 7,983.09, 11,973.10 and 3,051.56

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Solution

The fourth proportional to 7,983.09, 11,973.10 and 3,051.56 is: 4,576.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,983.09 : 11,973.10 = 3,051.56 : x
  2. Step 2: Convert to fraction form
    7,983.09/11,973.10 = 3,051.56/x
  3. Step 3: Cross multiply
    7,983.09x = 11,973.10 × 3,051.56
  4. Step 4: Simplify right side
    7,983.09x = 36,536,633.04
  5. Step 5: Solve for x
    x = 36,536,633.04/7,983.09
  6. Step 6: Final answer
    x = 4,576.75

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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.