Home / 5,486.16-8,227.20-3,403.08

Finding the Fourth Proportional to 5,486.16, 8,227.20 and 3,403.08

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Solution

The fourth proportional to 5,486.16, 8,227.20 and 3,403.08 is: 5,103.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,486.16 : 8,227.20 = 3,403.08 : x
  2. Step 2: Convert to fraction form
    5,486.16/8,227.20 = 3,403.08/x
  3. Step 3: Cross multiply
    5,486.16x = 8,227.20 × 3,403.08
  4. Step 4: Simplify right side
    5,486.16x = 27,997,819.78
  5. Step 5: Solve for x
    x = 27,997,819.78/5,486.16
  6. Step 6: Final answer
    x = 5,103.35

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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.