Home / 3,231.36-4,841.82-3,216.24

Finding the Fourth Proportional to 3,231.36, 4,841.82 and 3,216.24

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Solution

The fourth proportional to 3,231.36, 4,841.82 and 3,216.24 is: 4,819.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231.36 : 4,841.82 = 3,216.24 : x
  2. Step 2: Convert to fraction form
    3,231.36/4,841.82 = 3,216.24/x
  3. Step 3: Cross multiply
    3,231.36x = 4,841.82 × 3,216.24
  4. Step 4: Simplify right side
    3,231.36x = 15,572,455.16
  5. Step 5: Solve for x
    x = 15,572,455.16/3,231.36
  6. Step 6: Final answer
    x = 4,819.16

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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.