Home / 5,503.69-8,257.59-2,217.72

Finding the Fourth Proportional to 5,503.69, 8,257.59 and 2,217.72

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Solution

The fourth proportional to 5,503.69, 8,257.59 and 2,217.72 is: 3,327.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,503.69 : 8,257.59 = 2,217.72 : x
  2. Step 2: Convert to fraction form
    5,503.69/8,257.59 = 2,217.72/x
  3. Step 3: Cross multiply
    5,503.69x = 8,257.59 × 2,217.72
  4. Step 4: Simplify right side
    5,503.69x = 18,313,022.49
  5. Step 5: Solve for x
    x = 18,313,022.49/5,503.69
  6. Step 6: Final answer
    x = 3,327.41

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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.