Home / 6,340.26-8,749.86-3,507.62

Finding the Fourth Proportional to 6,340.26, 8,749.86 and 3,507.62

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Solution

The fourth proportional to 6,340.26, 8,749.86 and 3,507.62 is: 4,840.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,340.26 : 8,749.86 = 3,507.62 : x
  2. Step 2: Convert to fraction form
    6,340.26/8,749.86 = 3,507.62/x
  3. Step 3: Cross multiply
    6,340.26x = 8,749.86 × 3,507.62
  4. Step 4: Simplify right side
    6,340.26x = 30,691,183.93
  5. Step 5: Solve for x
    x = 30,691,183.93/6,340.26
  6. Step 6: Final answer
    x = 4,840.68

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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.