Home / 7,955.73-11,933.91-2,690.85

Finding the Fourth Proportional to 7,955.73, 11,933.91 and 2,690.85

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Solution

The fourth proportional to 7,955.73, 11,933.91 and 2,690.85 is: 4,036.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,955.73 : 11,933.91 = 2,690.85 : x
  2. Step 2: Convert to fraction form
    7,955.73/11,933.91 = 2,690.85/x
  3. Step 3: Cross multiply
    7,955.73x = 11,933.91 × 2,690.85
  4. Step 4: Simplify right side
    7,955.73x = 32,112,361.72
  5. Step 5: Solve for x
    x = 32,112,361.72/7,955.73
  6. Step 6: Final answer
    x = 4,036.38

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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.