Home / 6,203.13-8,561.66-3,813.09

Finding the Fourth Proportional to 6,203.13, 8,561.66 and 3,813.09

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Solution

The fourth proportional to 6,203.13, 8,561.66 and 3,813.09 is: 5,262.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,203.13 : 8,561.66 = 3,813.09 : x
  2. Step 2: Convert to fraction form
    6,203.13/8,561.66 = 3,813.09/x
  3. Step 3: Cross multiply
    6,203.13x = 8,561.66 × 3,813.09
  4. Step 4: Simplify right side
    6,203.13x = 32,646,361.06
  5. Step 5: Solve for x
    x = 32,646,361.06/6,203.13
  6. Step 6: Final answer
    x = 5,262.89

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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.