Home / 5,818.38-8,029.52-3,165.96

Finding the Fourth Proportional to 5,818.38, 8,029.52 and 3,165.96

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Solution

The fourth proportional to 5,818.38, 8,029.52 and 3,165.96 is: 4,369.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,818.38 : 8,029.52 = 3,165.96 : x
  2. Step 2: Convert to fraction form
    5,818.38/8,029.52 = 3,165.96/x
  3. Step 3: Cross multiply
    5,818.38x = 8,029.52 × 3,165.96
  4. Step 4: Simplify right side
    5,818.38x = 25,421,139.14
  5. Step 5: Solve for x
    x = 25,421,139.14/5,818.38
  6. Step 6: Final answer
    x = 4,369.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.