Home / 3,453.26-5,143.53-3,381.26

Finding the Fourth Proportional to 3,453.26, 5,143.53 and 3,381.26

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Solution

The fourth proportional to 3,453.26, 5,143.53 and 3,381.26 is: 5,036.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.26 : 5,143.53 = 3,381.26 : x
  2. Step 2: Convert to fraction form
    3,453.26/5,143.53 = 3,381.26/x
  3. Step 3: Cross multiply
    3,453.26x = 5,143.53 × 3,381.26
  4. Step 4: Simplify right side
    3,453.26x = 17,391,595.34
  5. Step 5: Solve for x
    x = 17,391,595.34/3,453.26
  6. Step 6: Final answer
    x = 5,036.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.