Home / 11,828.04-17,743.70-3,508.80

Finding the Fourth Proportional to 11,828.04, 17,743.70 and 3,508.80

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Solution

The fourth proportional to 11,828.04, 17,743.70 and 3,508.80 is: 5,263.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,828.04 : 17,743.70 = 3,508.80 : x
  2. Step 2: Convert to fraction form
    11,828.04/17,743.70 = 3,508.80/x
  3. Step 3: Cross multiply
    11,828.04x = 17,743.70 × 3,508.80
  4. Step 4: Simplify right side
    11,828.04x = 62,259,094.56
  5. Step 5: Solve for x
    x = 62,259,094.56/11,828.04
  6. Step 6: Final answer
    x = 5,263.69

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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.