Home / 5,516.58-8,269.86-2,005.08

Finding the Fourth Proportional to 5,516.58, 8,269.86 and 2,005.08

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Solution

The fourth proportional to 5,516.58, 8,269.86 and 2,005.08 is: 3,005.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516.58 : 8,269.86 = 2,005.08 : x
  2. Step 2: Convert to fraction form
    5,516.58/8,269.86 = 2,005.08/x
  3. Step 3: Cross multiply
    5,516.58x = 8,269.86 × 2,005.08
  4. Step 4: Simplify right side
    5,516.58x = 16,581,730.89
  5. Step 5: Solve for x
    x = 16,581,730.89/5,516.58
  6. Step 6: Final answer
    x = 3,005.80

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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.