Home / 5,824.69-8,037.82-3,172.09

Finding the Fourth Proportional to 5,824.69, 8,037.82 and 3,172.09

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Solution

The fourth proportional to 5,824.69, 8,037.82 and 3,172.09 is: 4,377.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,824.69 : 8,037.82 = 3,172.09 : x
  2. Step 2: Convert to fraction form
    5,824.69/8,037.82 = 3,172.09/x
  3. Step 3: Cross multiply
    5,824.69x = 8,037.82 × 3,172.09
  4. Step 4: Simplify right side
    5,824.69x = 25,496,688.44
  5. Step 5: Solve for x
    x = 25,496,688.44/5,824.69
  6. Step 6: Final answer
    x = 4,377.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.