Home / 11,695.47-17,542.64-4,299.36

Finding the Fourth Proportional to 11,695.47, 17,542.64 and 4,299.36

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Solution

The fourth proportional to 11,695.47, 17,542.64 and 4,299.36 is: 6,448.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,695.47 : 17,542.64 = 4,299.36 : x
  2. Step 2: Convert to fraction form
    11,695.47/17,542.64 = 4,299.36/x
  3. Step 3: Cross multiply
    11,695.47x = 17,542.64 × 4,299.36
  4. Step 4: Simplify right side
    11,695.47x = 75,422,103.21
  5. Step 5: Solve for x
    x = 75,422,103.21/11,695.47
  6. Step 6: Final answer
    x = 6,448.83

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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.