Home / 11,830.83-17,743.51-3,508.84

Finding the Fourth Proportional to 11,830.83, 17,743.51 and 3,508.84

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Solution

The fourth proportional to 11,830.83, 17,743.51 and 3,508.84 is: 5,262.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,830.83 : 17,743.51 = 3,508.84 : x
  2. Step 2: Convert to fraction form
    11,830.83/17,743.51 = 3,508.84/x
  3. Step 3: Cross multiply
    11,830.83x = 17,743.51 × 3,508.84
  4. Step 4: Simplify right side
    11,830.83x = 62,259,137.63
  5. Step 5: Solve for x
    x = 62,259,137.63/11,830.83
  6. Step 6: Final answer
    x = 5,262.45

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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.