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Finding the Fourth Proportional to 6,373.26, 8,795.78 and 3,856.76

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Solution

The fourth proportional to 6,373.26, 8,795.78 and 3,856.76 is: 5,322.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,373.26 : 8,795.78 = 3,856.76 : x
  2. Step 2: Convert to fraction form
    6,373.26/8,795.78 = 3,856.76/x
  3. Step 3: Cross multiply
    6,373.26x = 8,795.78 × 3,856.76
  4. Step 4: Simplify right side
    6,373.26x = 33,923,178.14
  5. Step 5: Solve for x
    x = 33,923,178.14/6,373.26
  6. Step 6: Final answer
    x = 5,322.74

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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.