Home / 11,970.11-17,956.05-3,650.84

Finding the Fourth Proportional to 11,970.11, 17,956.05 and 3,650.84

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Solution

The fourth proportional to 11,970.11, 17,956.05 and 3,650.84 is: 5,476.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,970.11 : 17,956.05 = 3,650.84 : x
  2. Step 2: Convert to fraction form
    11,970.11/17,956.05 = 3,650.84/x
  3. Step 3: Cross multiply
    11,970.11x = 17,956.05 × 3,650.84
  4. Step 4: Simplify right side
    11,970.11x = 65,554,665.58
  5. Step 5: Solve for x
    x = 65,554,665.58/11,970.11
  6. Step 6: Final answer
    x = 5,476.53

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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.