Home / 5,501.21-8,252.15-2,214.29

Finding the Fourth Proportional to 5,501.21, 8,252.15 and 2,214.29

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Solution

The fourth proportional to 5,501.21, 8,252.15 and 2,214.29 is: 3,321.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,501.21 : 8,252.15 = 2,214.29 : x
  2. Step 2: Convert to fraction form
    5,501.21/8,252.15 = 2,214.29/x
  3. Step 3: Cross multiply
    5,501.21x = 8,252.15 × 2,214.29
  4. Step 4: Simplify right side
    5,501.21x = 18,272,662.78
  5. Step 5: Solve for x
    x = 18,272,662.78/5,501.21
  6. Step 6: Final answer
    x = 3,321.57

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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.