Home / 3,486.01-4,810.38-1,993.99

Finding the Fourth Proportional to 3,486.01, 4,810.38 and 1,993.99

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Solution

The fourth proportional to 3,486.01, 4,810.38 and 1,993.99 is: 2,751.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,486.01 : 4,810.38 = 1,993.99 : x
  2. Step 2: Convert to fraction form
    3,486.01/4,810.38 = 1,993.99/x
  3. Step 3: Cross multiply
    3,486.01x = 4,810.38 × 1,993.99
  4. Step 4: Simplify right side
    3,486.01x = 9,591,849.62
  5. Step 5: Solve for x
    x = 9,591,849.62/3,486.01
  6. Step 6: Final answer
    x = 2,751.53

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1.5x scale

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.