Home / 4,939.02-6,814.73-2,949.19

Finding the Fourth Proportional to 4,939.02, 6,814.73 and 2,949.19

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Solution

The fourth proportional to 4,939.02, 6,814.73 and 2,949.19 is: 4,069.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,939.02 : 6,814.73 = 2,949.19 : x
  2. Step 2: Convert to fraction form
    4,939.02/6,814.73 = 2,949.19/x
  3. Step 3: Cross multiply
    4,939.02x = 6,814.73 × 2,949.19
  4. Step 4: Simplify right side
    4,939.02x = 20,097,923.90
  5. Step 5: Solve for x
    x = 20,097,923.90/4,939.02
  6. Step 6: Final answer
    x = 4,069.21

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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.