Home / 3,317.89-4,578.99-1,826.02

Finding the Fourth Proportional to 3,317.89, 4,578.99 and 1,826.02

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Solution

The fourth proportional to 3,317.89, 4,578.99 and 1,826.02 is: 2,520.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317.89 : 4,578.99 = 1,826.02 : x
  2. Step 2: Convert to fraction form
    3,317.89/4,578.99 = 1,826.02/x
  3. Step 3: Cross multiply
    3,317.89x = 4,578.99 × 1,826.02
  4. Step 4: Simplify right side
    3,317.89x = 8,361,327.32
  5. Step 5: Solve for x
    x = 8,361,327.32/3,317.89
  6. Step 6: Final answer
    x = 2,520.07

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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.