Home / 11,883.04-17,824.68-3,118.84

Finding the Fourth Proportional to 11,883.04, 17,824.68 and 3,118.84

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Solution

The fourth proportional to 11,883.04, 17,824.68 and 3,118.84 is: 4,678.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,883.04 : 17,824.68 = 3,118.84 : x
  2. Step 2: Convert to fraction form
    11,883.04/17,824.68 = 3,118.84/x
  3. Step 3: Cross multiply
    11,883.04x = 17,824.68 × 3,118.84
  4. Step 4: Simplify right side
    11,883.04x = 55,592,324.97
  5. Step 5: Solve for x
    x = 55,592,324.97/11,883.04
  6. Step 6: Final answer
    x = 4,678.29

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1.5x scale

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.