Home / 7,759.13-11,639.75-3,600.23

Finding the Fourth Proportional to 7,759.13, 11,639.75 and 3,600.23

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Solution

The fourth proportional to 7,759.13, 11,639.75 and 3,600.23 is: 5,400.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,759.13 : 11,639.75 = 3,600.23 : x
  2. Step 2: Convert to fraction form
    7,759.13/11,639.75 = 3,600.23/x
  3. Step 3: Cross multiply
    7,759.13x = 11,639.75 × 3,600.23
  4. Step 4: Simplify right side
    7,759.13x = 41,905,700.94
  5. Step 5: Solve for x
    x = 41,905,700.94/7,759.13
  6. Step 6: Final answer
    x = 5,400.83

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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.