Home / 8,451.01-11,662.30-4,673.88

Finding the Fourth Proportional to 8,451.01, 11,662.30 and 4,673.88

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Solution

The fourth proportional to 8,451.01, 11,662.30 and 4,673.88 is: 6,449.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,451.01 : 11,662.30 = 4,673.88 : x
  2. Step 2: Convert to fraction form
    8,451.01/11,662.30 = 4,673.88/x
  3. Step 3: Cross multiply
    8,451.01x = 11,662.30 × 4,673.88
  4. Step 4: Simplify right side
    8,451.01x = 54,508,170.28
  5. Step 5: Solve for x
    x = 54,508,170.28/8,451.01
  6. Step 6: Final answer
    x = 6,449.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.