Home / 6,245.25-8,615.50-3,725.92

Finding the Fourth Proportional to 6,245.25, 8,615.50 and 3,725.92

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Solution

The fourth proportional to 6,245.25, 8,615.50 and 3,725.92 is: 5,140.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,245.25 : 8,615.50 = 3,725.92 : x
  2. Step 2: Convert to fraction form
    6,245.25/8,615.50 = 3,725.92/x
  3. Step 3: Cross multiply
    6,245.25x = 8,615.50 × 3,725.92
  4. Step 4: Simplify right side
    6,245.25x = 32,100,663.76
  5. Step 5: Solve for x
    x = 32,100,663.76/6,245.25
  6. Step 6: Final answer
    x = 5,140.01

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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.