Home / 4,551.72-6,830.23-1,919.06

Finding the Fourth Proportional to 4,551.72, 6,830.23 and 1,919.06

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Solution

The fourth proportional to 4,551.72, 6,830.23 and 1,919.06 is: 2,879.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,551.72 : 6,830.23 = 1,919.06 : x
  2. Step 2: Convert to fraction form
    4,551.72/6,830.23 = 1,919.06/x
  3. Step 3: Cross multiply
    4,551.72x = 6,830.23 × 1,919.06
  4. Step 4: Simplify right side
    4,551.72x = 13,107,621.18
  5. Step 5: Solve for x
    x = 13,107,621.18/4,551.72
  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.