Home / 4,551.17-6,828.43-1,919.34

Finding the Fourth Proportional to 4,551.17, 6,828.43 and 1,919.34

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Solution

The fourth proportional to 4,551.17, 6,828.43 and 1,919.34 is: 2,879.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,551.17 : 6,828.43 = 1,919.34 : x
  2. Step 2: Convert to fraction form
    4,551.17/6,828.43 = 1,919.34/x
  3. Step 3: Cross multiply
    4,551.17x = 6,828.43 × 1,919.34
  4. Step 4: Simplify right side
    4,551.17x = 13,106,074.04
  5. Step 5: Solve for x
    x = 13,106,074.04/4,551.17
  6. Step 6: Final answer
    x = 2,879.71

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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.