Home / 11,347.12-17,021.14-3,952.33

Finding the Fourth Proportional to 11,347.12, 17,021.14 and 3,952.33

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Solution

The fourth proportional to 11,347.12, 17,021.14 and 3,952.33 is: 5,928.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,347.12 : 17,021.14 = 3,952.33 : x
  2. Step 2: Convert to fraction form
    11,347.12/17,021.14 = 3,952.33/x
  3. Step 3: Cross multiply
    11,347.12x = 17,021.14 × 3,952.33
  4. Step 4: Simplify right side
    11,347.12x = 67,273,109.82
  5. Step 5: Solve for x
    x = 67,273,109.82/11,347.12
  6. Step 6: Final answer
    x = 5,928.65

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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.