Home / 5,462.60-8,189.10-3,272.20

Finding the Fourth Proportional to 5,462.60, 8,189.10 and 3,272.20

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Solution

The fourth proportional to 5,462.60, 8,189.10 and 3,272.20 is: 4,905.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,462.60 : 8,189.10 = 3,272.20 : x
  2. Step 2: Convert to fraction form
    5,462.60/8,189.10 = 3,272.20/x
  3. Step 3: Cross multiply
    5,462.60x = 8,189.10 × 3,272.20
  4. Step 4: Simplify right side
    5,462.60x = 26,796,373.02
  5. Step 5: Solve for x
    x = 26,796,373.02/5,462.60
  6. Step 6: Final answer
    x = 4,905.42

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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.