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Finding the Fourth Proportional to 8,256.82, 12,383.90 and 2,710.05

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Solution

The fourth proportional to 8,256.82, 12,383.90 and 2,710.05 is: 4,064.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,256.82 : 12,383.90 = 2,710.05 : x
  2. Step 2: Convert to fraction form
    8,256.82/12,383.90 = 2,710.05/x
  3. Step 3: Cross multiply
    8,256.82x = 12,383.90 × 2,710.05
  4. Step 4: Simplify right side
    8,256.82x = 33,560,988.20
  5. Step 5: Solve for x
    x = 33,560,988.20/8,256.82
  6. Step 6: Final answer
    x = 4,064.64

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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.