Home / 6,932.42-9,566.79-3,788.90

Finding the Fourth Proportional to 6,932.42, 9,566.79 and 3,788.90

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Solution

The fourth proportional to 6,932.42, 9,566.79 and 3,788.90 is: 5,228.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,932.42 : 9,566.79 = 3,788.90 : x
  2. Step 2: Convert to fraction form
    6,932.42/9,566.79 = 3,788.90/x
  3. Step 3: Cross multiply
    6,932.42x = 9,566.79 × 3,788.90
  4. Step 4: Simplify right side
    6,932.42x = 36,247,610.63
  5. Step 5: Solve for x
    x = 36,247,610.63/6,932.42
  6. Step 6: Final answer
    x = 5,228.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.