Home / 4,938.30-6,814.62-2,700

Finding the Fourth Proportional to 4,938.30, 6,814.62 and 2,700

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Solution

The fourth proportional to 4,938.30, 6,814.62 and 2,700 is: 3,725.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,938.30 : 6,814.62 = 2,700 : x
  2. Step 2: Convert to fraction form
    4,938.30/6,814.62 = 2,700/x
  3. Step 3: Cross multiply
    4,938.30x = 6,814.62 × 2,700
  4. Step 4: Simplify right side
    4,938.30x = 18,399,474
  5. Step 5: Solve for x
    x = 18,399,474/4,938.30
  6. Step 6: Final answer
    x = 3,725.87

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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.