Home / 7,914.12-11,872.74-2,367.36

Finding the Fourth Proportional to 7,914.12, 11,872.74 and 2,367.36

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Solution

The fourth proportional to 7,914.12, 11,872.74 and 2,367.36 is: 3,551.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,914.12 : 11,872.74 = 2,367.36 : x
  2. Step 2: Convert to fraction form
    7,914.12/11,872.74 = 2,367.36/x
  3. Step 3: Cross multiply
    7,914.12x = 11,872.74 × 2,367.36
  4. Step 4: Simplify right side
    7,914.12x = 28,107,049.77
  5. Step 5: Solve for x
    x = 28,107,049.77/7,914.12
  6. Step 6: Final answer
    x = 3,551.51

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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.