Home / 9,516.08-13,135.97-6,450.64

Finding the Fourth Proportional to 9,516.08, 13,135.97 and 6,450.64

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Solution

The fourth proportional to 9,516.08, 13,135.97 and 6,450.64 is: 8,904.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,516.08 : 13,135.97 = 6,450.64 : x
  2. Step 2: Convert to fraction form
    9,516.08/13,135.97 = 6,450.64/x
  3. Step 3: Cross multiply
    9,516.08x = 13,135.97 × 6,450.64
  4. Step 4: Simplify right side
    9,516.08x = 84,735,396.81
  5. Step 5: Solve for x
    x = 84,735,396.81/9,516.08
  6. Step 6: Final answer
    x = 8,904.44

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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.