Home / 5,269.45-7,903.09-1,936.55

Finding the Fourth Proportional to 5,269.45, 7,903.09 and 1,936.55

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Solution

The fourth proportional to 5,269.45, 7,903.09 and 1,936.55 is: 2,904.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,269.45 : 7,903.09 = 1,936.55 : x
  2. Step 2: Convert to fraction form
    5,269.45/7,903.09 = 1,936.55/x
  3. Step 3: Cross multiply
    5,269.45x = 7,903.09 × 1,936.55
  4. Step 4: Simplify right side
    5,269.45x = 15,304,734.34
  5. Step 5: Solve for x
    x = 15,304,734.34/5,269.45
  6. Step 6: Final answer
    x = 2,904.43

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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.