Home / 8,579.17-11,837.81-5,043.05

Finding the Fourth Proportional to 8,579.17, 11,837.81 and 5,043.05

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Solution

The fourth proportional to 8,579.17, 11,837.81 and 5,043.05 is: 6,958.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,579.17 : 11,837.81 = 5,043.05 : x
  2. Step 2: Convert to fraction form
    8,579.17/11,837.81 = 5,043.05/x
  3. Step 3: Cross multiply
    8,579.17x = 11,837.81 × 5,043.05
  4. Step 4: Simplify right side
    8,579.17x = 59,698,667.72
  5. Step 5: Solve for x
    x = 59,698,667.72/8,579.17
  6. Step 6: Final answer
    x = 6,958.56

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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.