Home / 3,470.25-4,788.96-1,898.37

Finding the Fourth Proportional to 3,470.25, 4,788.96 and 1,898.37

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Solution

The fourth proportional to 3,470.25, 4,788.96 and 1,898.37 is: 2,619.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,470.25 : 4,788.96 = 1,898.37 : x
  2. Step 2: Convert to fraction form
    3,470.25/4,788.96 = 1,898.37/x
  3. Step 3: Cross multiply
    3,470.25x = 4,788.96 × 1,898.37
  4. Step 4: Simplify right side
    3,470.25x = 9,091,218.00
  5. Step 5: Solve for x
    x = 9,091,218.00/3,470.25
  6. Step 6: Final answer
    x = 2,619.76

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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.