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Finding the Fourth Proportional to 8,516.10, 12,774.13 and 2,673.16

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Solution

The fourth proportional to 8,516.10, 12,774.13 and 2,673.16 is: 4,009.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,516.10 : 12,774.13 = 2,673.16 : x
  2. Step 2: Convert to fraction form
    8,516.10/12,774.13 = 2,673.16/x
  3. Step 3: Cross multiply
    8,516.10x = 12,774.13 × 2,673.16
  4. Step 4: Simplify right side
    8,516.10x = 34,147,293.35
  5. Step 5: Solve for x
    x = 34,147,293.35/8,516.10
  6. Step 6: Final answer
    x = 4,009.73

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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.