Home / 6,040.88-8,328.62-3,912.64

Finding the Fourth Proportional to 6,040.88, 8,328.62 and 3,912.64

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Solution

The fourth proportional to 6,040.88, 8,328.62 and 3,912.64 is: 5,394.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,040.88 : 8,328.62 = 3,912.64 : x
  2. Step 2: Convert to fraction form
    6,040.88/8,328.62 = 3,912.64/x
  3. Step 3: Cross multiply
    6,040.88x = 8,328.62 × 3,912.64
  4. Step 4: Simplify right side
    6,040.88x = 32,586,891.76
  5. Step 5: Solve for x
    x = 32,586,891.76/6,040.88
  6. Step 6: Final answer
    x = 5,394.39

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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.