Home / 11,913.37-17,864.26-3,591.83

Finding the Fourth Proportional to 11,913.37, 17,864.26 and 3,591.83

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Solution

The fourth proportional to 11,913.37, 17,864.26 and 3,591.83 is: 5,386.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,913.37 : 17,864.26 = 3,591.83 : x
  2. Step 2: Convert to fraction form
    11,913.37/17,864.26 = 3,591.83/x
  3. Step 3: Cross multiply
    11,913.37x = 17,864.26 × 3,591.83
  4. Step 4: Simplify right side
    11,913.37x = 64,165,420.68
  5. Step 5: Solve for x
    x = 64,165,420.68/11,913.37
  6. Step 6: Final answer
    x = 5,386.00

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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.