Home / 1,914.81-2,872.26-1,592.43

Finding the Fourth Proportional to 1,914.81, 2,872.26 and 1,592.43

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Solution

The fourth proportional to 1,914.81, 2,872.26 and 1,592.43 is: 2,388.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914.81 : 2,872.26 = 1,592.43 : x
  2. Step 2: Convert to fraction form
    1,914.81/2,872.26 = 1,592.43/x
  3. Step 3: Cross multiply
    1,914.81x = 2,872.26 × 1,592.43
  4. Step 4: Simplify right side
    1,914.81x = 4,573,872.99
  5. Step 5: Solve for x
    x = 4,573,872.99/1,914.81
  6. Step 6: Final answer
    x = 2,388.68

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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.