Home / 3,513.42-5,270.43-1,433.57

Finding the Fourth Proportional to 3,513.42, 5,270.43 and 1,433.57

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Solution

The fourth proportional to 3,513.42, 5,270.43 and 1,433.57 is: 2,150.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,513.42 : 5,270.43 = 1,433.57 : x
  2. Step 2: Convert to fraction form
    3,513.42/5,270.43 = 1,433.57/x
  3. Step 3: Cross multiply
    3,513.42x = 5,270.43 × 1,433.57
  4. Step 4: Simplify right side
    3,513.42x = 7,555,503.98
  5. Step 5: Solve for x
    x = 7,555,503.98/3,513.42
  6. Step 6: Final answer
    x = 2,150.47

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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.