Home / 5,501.70-8,256.60-2,217.15

Finding the Fourth Proportional to 5,501.70, 8,256.60 and 2,217.15

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Solution

The fourth proportional to 5,501.70, 8,256.60 and 2,217.15 is: 3,327.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,501.70 : 8,256.60 = 2,217.15 : x
  2. Step 2: Convert to fraction form
    5,501.70/8,256.60 = 2,217.15/x
  3. Step 3: Cross multiply
    5,501.70x = 8,256.60 × 2,217.15
  4. Step 4: Simplify right side
    5,501.70x = 18,306,120.69
  5. Step 5: Solve for x
    x = 18,306,120.69/5,501.70
  6. Step 6: Final answer
    x = 3,327.36

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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.