Home / 5,675.82-8,516.06-2,511.57

Finding the Fourth Proportional to 5,675.82, 8,516.06 and 2,511.57

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Solution

The fourth proportional to 5,675.82, 8,516.06 and 2,511.57 is: 3,768.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,675.82 : 8,516.06 = 2,511.57 : x
  2. Step 2: Convert to fraction form
    5,675.82/8,516.06 = 2,511.57/x
  3. Step 3: Cross multiply
    5,675.82x = 8,516.06 × 2,511.57
  4. Step 4: Simplify right side
    5,675.82x = 21,388,680.81
  5. Step 5: Solve for x
    x = 21,388,680.81/5,675.82
  6. Step 6: Final answer
    x = 3,768.39

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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.