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Finding the Fourth Proportional to 6,671.91, 9,196.63 and 5,253.35

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Solution

The fourth proportional to 6,671.91, 9,196.63 and 5,253.35 is: 7,241.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,671.91 : 9,196.63 = 5,253.35 : x
  2. Step 2: Convert to fraction form
    6,671.91/9,196.63 = 5,253.35/x
  3. Step 3: Cross multiply
    6,671.91x = 9,196.63 × 5,253.35
  4. Step 4: Simplify right side
    6,671.91x = 48,313,057.09
  5. Step 5: Solve for x
    x = 48,313,057.09/6,671.91
  6. Step 6: Final answer
    x = 7,241.27

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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.