Home / 3,453.62-5,176.76-2,355.26

Finding the Fourth Proportional to 3,453.62, 5,176.76 and 2,355.26

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Solution

The fourth proportional to 3,453.62, 5,176.76 and 2,355.26 is: 3,530.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.62 : 5,176.76 = 2,355.26 : x
  2. Step 2: Convert to fraction form
    3,453.62/5,176.76 = 2,355.26/x
  3. Step 3: Cross multiply
    3,453.62x = 5,176.76 × 2,355.26
  4. Step 4: Simplify right side
    3,453.62x = 12,192,615.76
  5. Step 5: Solve for x
    x = 12,192,615.76/3,453.62
  6. Step 6: Final answer
    x = 3,530.39

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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.