Home / 2,619.46-3,929.87-1,524.75

Finding the Fourth Proportional to 2,619.46, 3,929.87 and 1,524.75

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Solution

The fourth proportional to 2,619.46, 3,929.87 and 1,524.75 is: 2,287.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,619.46 : 3,929.87 = 1,524.75 : x
  2. Step 2: Convert to fraction form
    2,619.46/3,929.87 = 1,524.75/x
  3. Step 3: Cross multiply
    2,619.46x = 3,929.87 × 1,524.75
  4. Step 4: Simplify right side
    2,619.46x = 5,992,069.28
  5. Step 5: Solve for x
    x = 5,992,069.28/2,619.46
  6. Step 6: Final answer
    x = 2,287.52

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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.