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Finding the Fourth Proportional to 6,604.02, 9,907.68 and 3,684.78

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Solution

The fourth proportional to 6,604.02, 9,907.68 and 3,684.78 is: 5,528.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,604.02 : 9,907.68 = 3,684.78 : x
  2. Step 2: Convert to fraction form
    6,604.02/9,907.68 = 3,684.78/x
  3. Step 3: Cross multiply
    6,604.02x = 9,907.68 × 3,684.78
  4. Step 4: Simplify right side
    6,604.02x = 36,507,621.11
  5. Step 5: Solve for x
    x = 36,507,621.11/6,604.02
  6. Step 6: Final answer
    x = 5,528.09

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1.5x scale

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.