Home / 3,164.66-4,752.45-1,939.25

Finding the Fourth Proportional to 3,164.66, 4,752.45 and 1,939.25

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Solution

The fourth proportional to 3,164.66, 4,752.45 and 1,939.25 is: 2,912.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,164.66 : 4,752.45 = 1,939.25 : x
  2. Step 2: Convert to fraction form
    3,164.66/4,752.45 = 1,939.25/x
  3. Step 3: Cross multiply
    3,164.66x = 4,752.45 × 1,939.25
  4. Step 4: Simplify right side
    3,164.66x = 9,216,214.04
  5. Step 5: Solve for x
    x = 9,216,214.04/3,164.66
  6. Step 6: Final answer
    x = 2,912.23

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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.