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Finding the Fourth Proportional to 8,682.01, 13,020.95 and 3,748.95

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Solution

The fourth proportional to 8,682.01, 13,020.95 and 3,748.95 is: 5,622.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,682.01 : 13,020.95 = 3,748.95 : x
  2. Step 2: Convert to fraction form
    8,682.01/13,020.95 = 3,748.95/x
  3. Step 3: Cross multiply
    8,682.01x = 13,020.95 × 3,748.95
  4. Step 4: Simplify right side
    8,682.01x = 48,814,890.50
  5. Step 5: Solve for x
    x = 48,814,890.50/8,682.01
  6. Step 6: Final answer
    x = 5,622.53

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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.