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Finding the Fourth Proportional to 6,074.76, 8,371.02 and 3,975.24

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Solution

The fourth proportional to 6,074.76, 8,371.02 and 3,975.24 is: 5,477.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,074.76 : 8,371.02 = 3,975.24 : x
  2. Step 2: Convert to fraction form
    6,074.76/8,371.02 = 3,975.24/x
  3. Step 3: Cross multiply
    6,074.76x = 8,371.02 × 3,975.24
  4. Step 4: Simplify right side
    6,074.76x = 33,276,813.54
  5. Step 5: Solve for x
    x = 33,276,813.54/6,074.76
  6. Step 6: Final answer
    x = 5,477.88

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Double scale
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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.