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Finding the Fourth Proportional to 8,008.76, 12,012.60 and 2,461.88

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Solution

The fourth proportional to 8,008.76, 12,012.60 and 2,461.88 is: 3,692.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,008.76 : 12,012.60 = 2,461.88 : x
  2. Step 2: Convert to fraction form
    8,008.76/12,012.60 = 2,461.88/x
  3. Step 3: Cross multiply
    8,008.76x = 12,012.60 × 2,461.88
  4. Step 4: Simplify right side
    8,008.76x = 29,573,579.69
  5. Step 5: Solve for x
    x = 29,573,579.69/8,008.76
  6. Step 6: Final answer
    x = 3,692.65

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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.