Home / 8,516.04-12,776.25-2,672.70

Finding the Fourth Proportional to 8,516.04, 12,776.25 and 2,672.70

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Solution

The fourth proportional to 8,516.04, 12,776.25 and 2,672.70 is: 4,009.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,516.04 : 12,776.25 = 2,672.70 : x
  2. Step 2: Convert to fraction form
    8,516.04/12,776.25 = 2,672.70/x
  3. Step 3: Cross multiply
    8,516.04x = 12,776.25 × 2,672.70
  4. Step 4: Simplify right side
    8,516.04x = 34,147,083.38
  5. Step 5: Solve for x
    x = 34,147,083.38/8,516.04
  6. Step 6: Final answer
    x = 4,009.74

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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.