Home / 11,642.43-17,464.33-3,636.11

Finding the Fourth Proportional to 11,642.43, 17,464.33 and 3,636.11

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Solution

The fourth proportional to 11,642.43, 17,464.33 and 3,636.11 is: 5,454.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,642.43 : 17,464.33 = 3,636.11 : x
  2. Step 2: Convert to fraction form
    11,642.43/17,464.33 = 3,636.11/x
  3. Step 3: Cross multiply
    11,642.43x = 17,464.33 × 3,636.11
  4. Step 4: Simplify right side
    11,642.43x = 63,502,206.78
  5. Step 5: Solve for x
    x = 63,502,206.78/11,642.43
  6. Step 6: Final answer
    x = 5,454.38

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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.