Home / 11,759.40-17,626.80-3,965.52

Finding the Fourth Proportional to 11,759.40, 17,626.80 and 3,965.52

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Solution

The fourth proportional to 11,759.40, 17,626.80 and 3,965.52 is: 5,944.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,759.40 : 17,626.80 = 3,965.52 : x
  2. Step 2: Convert to fraction form
    11,759.40/17,626.80 = 3,965.52/x
  3. Step 3: Cross multiply
    11,759.40x = 17,626.80 × 3,965.52
  4. Step 4: Simplify right side
    11,759.40x = 69,899,427.94
  5. Step 5: Solve for x
    x = 69,899,427.94/11,759.40
  6. Step 6: Final answer
    x = 5,944.13

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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.