Home / 5,503.49-8,255.46-2,216.61

Finding the Fourth Proportional to 5,503.49, 8,255.46 and 2,216.61

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Solution

The fourth proportional to 5,503.49, 8,255.46 and 2,216.61 is: 3,325.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,503.49 : 8,255.46 = 2,216.61 : x
  2. Step 2: Convert to fraction form
    5,503.49/8,255.46 = 2,216.61/x
  3. Step 3: Cross multiply
    5,503.49x = 8,255.46 × 2,216.61
  4. Step 4: Simplify right side
    5,503.49x = 18,299,135.19
  5. Step 5: Solve for x
    x = 18,299,135.19/5,503.49
  6. Step 6: Final answer
    x = 3,325.01

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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.