Home / 13,097.08-19,645.62-3,860.92

Finding the Fourth Proportional to 13,097.08, 19,645.62 and 3,860.92

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Solution

The fourth proportional to 13,097.08, 19,645.62 and 3,860.92 is: 5,791.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,097.08 : 19,645.62 = 3,860.92 : x
  2. Step 2: Convert to fraction form
    13,097.08/19,645.62 = 3,860.92/x
  3. Step 3: Cross multiply
    13,097.08x = 19,645.62 × 3,860.92
  4. Step 4: Simplify right side
    13,097.08x = 75,850,167.17
  5. Step 5: Solve for x
    x = 75,850,167.17/13,097.08
  6. Step 6: Final answer
    x = 5,791.38

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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.