Home / 11,918.56-17,873.04-3,596

Finding the Fourth Proportional to 11,918.56, 17,873.04 and 3,596

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Solution

The fourth proportional to 11,918.56, 17,873.04 and 3,596 is: 5,392.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,918.56 : 17,873.04 = 3,596 : x
  2. Step 2: Convert to fraction form
    11,918.56/17,873.04 = 3,596/x
  3. Step 3: Cross multiply
    11,918.56x = 17,873.04 × 3,596
  4. Step 4: Simplify right side
    11,918.56x = 64,271,451.84
  5. Step 5: Solve for x
    x = 64,271,451.84/11,918.56
  6. Step 6: Final answer
    x = 5,392.55

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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.