Home / 5,818.30-8,729.90-2,814.82

Finding the Fourth Proportional to 5,818.30, 8,729.90 and 2,814.82

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Solution

The fourth proportional to 5,818.30, 8,729.90 and 2,814.82 is: 4,223.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,818.30 : 8,729.90 = 2,814.82 : x
  2. Step 2: Convert to fraction form
    5,818.30/8,729.90 = 2,814.82/x
  3. Step 3: Cross multiply
    5,818.30x = 8,729.90 × 2,814.82
  4. Step 4: Simplify right side
    5,818.30x = 24,573,097.12
  5. Step 5: Solve for x
    x = 24,573,097.12/5,818.30
  6. Step 6: Final answer
    x = 4,223.42

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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.