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Finding the Fourth Proportional to 6,602.34, 9,908.98 and 3,316.37

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Solution

The fourth proportional to 6,602.34, 9,908.98 and 3,316.37 is: 4,977.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,602.34 : 9,908.98 = 3,316.37 : x
  2. Step 2: Convert to fraction form
    6,602.34/9,908.98 = 3,316.37/x
  3. Step 3: Cross multiply
    6,602.34x = 9,908.98 × 3,316.37
  4. Step 4: Simplify right side
    6,602.34x = 32,861,844.00
  5. Step 5: Solve for x
    x = 32,861,844.00/6,602.34
  6. Step 6: Final answer
    x = 4,977.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.