Home / 3,309.48-4,960.98-1,363.32

Finding the Fourth Proportional to 3,309.48, 4,960.98 and 1,363.32

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Solution

The fourth proportional to 3,309.48, 4,960.98 and 1,363.32 is: 2,043.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.48 : 4,960.98 = 1,363.32 : x
  2. Step 2: Convert to fraction form
    3,309.48/4,960.98 = 1,363.32/x
  3. Step 3: Cross multiply
    3,309.48x = 4,960.98 × 1,363.32
  4. Step 4: Simplify right side
    3,309.48x = 6,763,403.25
  5. Step 5: Solve for x
    x = 6,763,403.25/3,309.48
  6. Step 6: Final answer
    x = 2,043.65

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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.