Home / 3,577.53-5,367.51-1,112.70

Finding the Fourth Proportional to 3,577.53, 5,367.51 and 1,112.70

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Solution

The fourth proportional to 3,577.53, 5,367.51 and 1,112.70 is: 1,669.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.53 : 5,367.51 = 1,112.70 : x
  2. Step 2: Convert to fraction form
    3,577.53/5,367.51 = 1,112.70/x
  3. Step 3: Cross multiply
    3,577.53x = 5,367.51 × 1,112.70
  4. Step 4: Simplify right side
    3,577.53x = 5,972,428.38
  5. Step 5: Solve for x
    x = 5,972,428.38/3,577.53
  6. Step 6: Final answer
    x = 1,669.43

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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.