Home / 3,470.28-5,208.46-1,828.02

Finding the Fourth Proportional to 3,470.28, 5,208.46 and 1,828.02

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Solution

The fourth proportional to 3,470.28, 5,208.46 and 1,828.02 is: 2,743.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,470.28 : 5,208.46 = 1,828.02 : x
  2. Step 2: Convert to fraction form
    3,470.28/5,208.46 = 1,828.02/x
  3. Step 3: Cross multiply
    3,470.28x = 5,208.46 × 1,828.02
  4. Step 4: Simplify right side
    3,470.28x = 9,521,169.05
  5. Step 5: Solve for x
    x = 9,521,169.05/3,470.28
  6. Step 6: Final answer
    x = 2,743.63

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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.