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Finding the Fourth Proportional to 6,516.24, 8,993.88 and 5,466.48

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Solution

The fourth proportional to 6,516.24, 8,993.88 and 5,466.48 is: 7,544.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,516.24 : 8,993.88 = 5,466.48 : x
  2. Step 2: Convert to fraction form
    6,516.24/8,993.88 = 5,466.48/x
  3. Step 3: Cross multiply
    6,516.24x = 8,993.88 × 5,466.48
  4. Step 4: Simplify right side
    6,516.24x = 49,164,865.14
  5. Step 5: Solve for x
    x = 49,164,865.14/6,516.24
  6. Step 6: Final answer
    x = 7,544.97

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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.