Home / 3,550.16-5,317.80-1,702.80

Finding the Fourth Proportional to 3,550.16, 5,317.80 and 1,702.80

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Solution

The fourth proportional to 3,550.16, 5,317.80 and 1,702.80 is: 2,550.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.16 : 5,317.80 = 1,702.80 : x
  2. Step 2: Convert to fraction form
    3,550.16/5,317.80 = 1,702.80/x
  3. Step 3: Cross multiply
    3,550.16x = 5,317.80 × 1,702.80
  4. Step 4: Simplify right side
    3,550.16x = 9,055,149.84
  5. Step 5: Solve for x
    x = 9,055,149.84/3,550.16
  6. Step 6: Final answer
    x = 2,550.63

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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.