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Finding the Fourth Proportional to 6,369.64, 9,551.72 and 3,246.33

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Solution

The fourth proportional to 6,369.64, 9,551.72 and 3,246.33 is: 4,868.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,369.64 : 9,551.72 = 3,246.33 : x
  2. Step 2: Convert to fraction form
    6,369.64/9,551.72 = 3,246.33/x
  3. Step 3: Cross multiply
    6,369.64x = 9,551.72 × 3,246.33
  4. Step 4: Simplify right side
    6,369.64x = 31,008,025.39
  5. Step 5: Solve for x
    x = 31,008,025.39/6,369.64
  6. Step 6: Final answer
    x = 4,868.10

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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.