Home / 6,679.36-9,217.15-3,846.25

Finding the Fourth Proportional to 6,679.36, 9,217.15 and 3,846.25

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Solution

The fourth proportional to 6,679.36, 9,217.15 and 3,846.25 is: 5,307.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,679.36 : 9,217.15 = 3,846.25 : x
  2. Step 2: Convert to fraction form
    6,679.36/9,217.15 = 3,846.25/x
  3. Step 3: Cross multiply
    6,679.36x = 9,217.15 × 3,846.25
  4. Step 4: Simplify right side
    6,679.36x = 35,451,463.19
  5. Step 5: Solve for x
    x = 35,451,463.19/6,679.36
  6. Step 6: Final answer
    x = 5,307.61

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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.