Home / 5,506.52-8,257.62-2,221.16

Finding the Fourth Proportional to 5,506.52, 8,257.62 and 2,221.16

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Solution

The fourth proportional to 5,506.52, 8,257.62 and 2,221.16 is: 3,330.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,506.52 : 8,257.62 = 2,221.16 : x
  2. Step 2: Convert to fraction form
    5,506.52/8,257.62 = 2,221.16/x
  3. Step 3: Cross multiply
    5,506.52x = 8,257.62 × 2,221.16
  4. Step 4: Simplify right side
    5,506.52x = 18,341,495.24
  5. Step 5: Solve for x
    x = 18,341,495.24/5,506.52
  6. Step 6: Final answer
    x = 3,330.87

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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.