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Finding the Fourth Proportional to 5,542.16, 8,313.24 and 3,696.88

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Solution

The fourth proportional to 5,542.16, 8,313.24 and 3,696.88 is: 5,545.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,542.16 : 8,313.24 = 3,696.88 : x
  2. Step 2: Convert to fraction form
    5,542.16/8,313.24 = 3,696.88/x
  3. Step 3: Cross multiply
    5,542.16x = 8,313.24 × 3,696.88
  4. Step 4: Simplify right side
    5,542.16x = 30,733,048.96
  5. Step 5: Solve for x
    x = 30,733,048.96/5,542.16
  6. Step 6: Final answer
    x = 5,545.32

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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.