Home / 3,757.05-5,636.79-1,293.57

Finding the Fourth Proportional to 3,757.05, 5,636.79 and 1,293.57

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Solution

The fourth proportional to 3,757.05, 5,636.79 and 1,293.57 is: 1,940.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,757.05 : 5,636.79 = 1,293.57 : x
  2. Step 2: Convert to fraction form
    3,757.05/5,636.79 = 1,293.57/x
  3. Step 3: Cross multiply
    3,757.05x = 5,636.79 × 1,293.57
  4. Step 4: Simplify right side
    3,757.05x = 7,291,582.44
  5. Step 5: Solve for x
    x = 7,291,582.44/3,757.05
  6. Step 6: Final answer
    x = 1,940.77

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1.5x scale

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.