Home / 7,378.42-11,067.64-2,446.76

Finding the Fourth Proportional to 7,378.42, 11,067.64 and 2,446.76

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Solution

The fourth proportional to 7,378.42, 11,067.64 and 2,446.76 is: 3,670.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,378.42 : 11,067.64 = 2,446.76 : x
  2. Step 2: Convert to fraction form
    7,378.42/11,067.64 = 2,446.76/x
  3. Step 3: Cross multiply
    7,378.42x = 11,067.64 × 2,446.76
  4. Step 4: Simplify right side
    7,378.42x = 27,079,858.85
  5. Step 5: Solve for x
    x = 27,079,858.85/7,378.42
  6. Step 6: Final answer
    x = 3,670.14

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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.