Home / 6,213.36-9,305.67-3,742.75

Finding the Fourth Proportional to 6,213.36, 9,305.67 and 3,742.75

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Solution

The fourth proportional to 6,213.36, 9,305.67 and 3,742.75 is: 5,605.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,213.36 : 9,305.67 = 3,742.75 : x
  2. Step 2: Convert to fraction form
    6,213.36/9,305.67 = 3,742.75/x
  3. Step 3: Cross multiply
    6,213.36x = 9,305.67 × 3,742.75
  4. Step 4: Simplify right side
    6,213.36x = 34,828,796.39
  5. Step 5: Solve for x
    x = 34,828,796.39/6,213.36
  6. Step 6: Final answer
    x = 5,605.47

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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.