Home / 2,903.23-4,357.32-1,261.09

Finding the Fourth Proportional to 2,903.23, 4,357.32 and 1,261.09

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Solution

The fourth proportional to 2,903.23, 4,357.32 and 1,261.09 is: 1,892.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,903.23 : 4,357.32 = 1,261.09 : x
  2. Step 2: Convert to fraction form
    2,903.23/4,357.32 = 1,261.09/x
  3. Step 3: Cross multiply
    2,903.23x = 4,357.32 × 1,261.09
  4. Step 4: Simplify right side
    2,903.23x = 5,494,972.68
  5. Step 5: Solve for x
    x = 5,494,972.68/2,903.23
  6. Step 6: Final answer
    x = 1,892.71

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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.