Home / 6,260.85-8,639.97-3,608.22

Finding the Fourth Proportional to 6,260.85, 8,639.97 and 3,608.22

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Solution

The fourth proportional to 6,260.85, 8,639.97 and 3,608.22 is: 4,979.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,260.85 : 8,639.97 = 3,608.22 : x
  2. Step 2: Convert to fraction form
    6,260.85/8,639.97 = 3,608.22/x
  3. Step 3: Cross multiply
    6,260.85x = 8,639.97 × 3,608.22
  4. Step 4: Simplify right side
    6,260.85x = 31,174,912.55
  5. Step 5: Solve for x
    x = 31,174,912.55/6,260.85
  6. Step 6: Final answer
    x = 4,979.34

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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.