Home / 6,516.38-8,993.16-3,684.28

Finding the Fourth Proportional to 6,516.38, 8,993.16 and 3,684.28

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Solution

The fourth proportional to 6,516.38, 8,993.16 and 3,684.28 is: 5,084.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,516.38 : 8,993.16 = 3,684.28 : x
  2. Step 2: Convert to fraction form
    6,516.38/8,993.16 = 3,684.28/x
  3. Step 3: Cross multiply
    6,516.38x = 8,993.16 × 3,684.28
  4. Step 4: Simplify right side
    6,516.38x = 33,133,319.52
  5. Step 5: Solve for x
    x = 33,133,319.52/6,516.38
  6. Step 6: Final answer
    x = 5,084.62

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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.