Home / 3,453.57-5,174.82-2,801.07

Finding the Fourth Proportional to 3,453.57, 5,174.82 and 2,801.07

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Solution

The fourth proportional to 3,453.57, 5,174.82 and 2,801.07 is: 4,197.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.57 : 5,174.82 = 2,801.07 : x
  2. Step 2: Convert to fraction form
    3,453.57/5,174.82 = 2,801.07/x
  3. Step 3: Cross multiply
    3,453.57x = 5,174.82 × 2,801.07
  4. Step 4: Simplify right side
    3,453.57x = 14,495,033.06
  5. Step 5: Solve for x
    x = 14,495,033.06/3,453.57
  6. Step 6: Final answer
    x = 4,197.12

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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.