Home / 2,879.59-4,321.74-1,493.35

Finding the Fourth Proportional to 2,879.59, 4,321.74 and 1,493.35

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Solution

The fourth proportional to 2,879.59, 4,321.74 and 1,493.35 is: 2,241.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,879.59 : 4,321.74 = 1,493.35 : x
  2. Step 2: Convert to fraction form
    2,879.59/4,321.74 = 1,493.35/x
  3. Step 3: Cross multiply
    2,879.59x = 4,321.74 × 1,493.35
  4. Step 4: Simplify right side
    2,879.59x = 6,453,870.43
  5. Step 5: Solve for x
    x = 6,453,870.43/2,879.59
  6. Step 6: Final answer
    x = 2,241.25

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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.