Home / 4,939.08-6,817.50-3,447

Finding the Fourth Proportional to 4,939.08, 6,817.50 and 3,447

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Solution

The fourth proportional to 4,939.08, 6,817.50 and 3,447 is: 4,757.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,939.08 : 6,817.50 = 3,447 : x
  2. Step 2: Convert to fraction form
    4,939.08/6,817.50 = 3,447/x
  3. Step 3: Cross multiply
    4,939.08x = 6,817.50 × 3,447
  4. Step 4: Simplify right side
    4,939.08x = 23,499,922.50
  5. Step 5: Solve for x
    x = 23,499,922.50/4,939.08
  6. Step 6: Final answer
    x = 4,757.96

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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.