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Finding the Fourth Proportional to 8,299.01, 12,448.51 and 2,455.16

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Solution

The fourth proportional to 8,299.01, 12,448.51 and 2,455.16 is: 3,682.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,299.01 : 12,448.51 = 2,455.16 : x
  2. Step 2: Convert to fraction form
    8,299.01/12,448.51 = 2,455.16/x
  3. Step 3: Cross multiply
    8,299.01x = 12,448.51 × 2,455.16
  4. Step 4: Simplify right side
    8,299.01x = 30,563,015.43
  5. Step 5: Solve for x
    x = 30,563,015.43/8,299.01
  6. Step 6: Final answer
    x = 3,682.73

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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.