Home / 3,550.53-5,319.72-1,902.18

Finding the Fourth Proportional to 3,550.53, 5,319.72 and 1,902.18

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Solution

The fourth proportional to 3,550.53, 5,319.72 and 1,902.18 is: 2,850.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.53 : 5,319.72 = 1,902.18 : x
  2. Step 2: Convert to fraction form
    3,550.53/5,319.72 = 1,902.18/x
  3. Step 3: Cross multiply
    3,550.53x = 5,319.72 × 1,902.18
  4. Step 4: Simplify right side
    3,550.53x = 10,119,064.99
  5. Step 5: Solve for x
    x = 10,119,064.99/3,550.53
  6. Step 6: Final answer
    x = 2,850.02

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1.5x scale

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.