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Finding the Fourth Proportional to 6,591.39, 9,096.10 and 3,607.21

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Solution

The fourth proportional to 6,591.39, 9,096.10 and 3,607.21 is: 4,977.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,591.39 : 9,096.10 = 3,607.21 : x
  2. Step 2: Convert to fraction form
    6,591.39/9,096.10 = 3,607.21/x
  3. Step 3: Cross multiply
    6,591.39x = 9,096.10 × 3,607.21
  4. Step 4: Simplify right side
    6,591.39x = 32,811,542.88
  5. Step 5: Solve for x
    x = 32,811,542.88/6,591.39
  6. Step 6: Final answer
    x = 4,977.94

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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.