Home / 3,186.05-4,779.60-2,965.94

Finding the Fourth Proportional to 3,186.05, 4,779.60 and 2,965.94

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Solution

The fourth proportional to 3,186.05, 4,779.60 and 2,965.94 is: 4,449.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,186.05 : 4,779.60 = 2,965.94 : x
  2. Step 2: Convert to fraction form
    3,186.05/4,779.60 = 2,965.94/x
  3. Step 3: Cross multiply
    3,186.05x = 4,779.60 × 2,965.94
  4. Step 4: Simplify right side
    3,186.05x = 14,176,006.82
  5. Step 5: Solve for x
    x = 14,176,006.82/3,186.05
  6. Step 6: Final answer
    x = 4,449.40

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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.