Home / 7,914.32-11,877.30-3,754.29

Finding the Fourth Proportional to 7,914.32, 11,877.30 and 3,754.29

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Solution

The fourth proportional to 7,914.32, 11,877.30 and 3,754.29 is: 5,634.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,914.32 : 11,877.30 = 3,754.29 : x
  2. Step 2: Convert to fraction form
    7,914.32/11,877.30 = 3,754.29/x
  3. Step 3: Cross multiply
    7,914.32x = 11,877.30 × 3,754.29
  4. Step 4: Simplify right side
    7,914.32x = 44,590,828.62
  5. Step 5: Solve for x
    x = 44,590,828.62/7,914.32
  6. Step 6: Final answer
    x = 5,634.20

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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.