Home / 3,448.36-5,172.54-3,176.20

Finding the Fourth Proportional to 3,448.36, 5,172.54 and 3,176.20

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Solution

The fourth proportional to 3,448.36, 5,172.54 and 3,176.20 is: 4,764.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448.36 : 5,172.54 = 3,176.20 : x
  2. Step 2: Convert to fraction form
    3,448.36/5,172.54 = 3,176.20/x
  3. Step 3: Cross multiply
    3,448.36x = 5,172.54 × 3,176.20
  4. Step 4: Simplify right side
    3,448.36x = 16,429,021.55
  5. Step 5: Solve for x
    x = 16,429,021.55/3,448.36
  6. Step 6: Final answer
    x = 4,764.30

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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.