Home / 3,631.36-4,998.24-2,581.60

Finding the Fourth Proportional to 3,631.36, 4,998.24 and 2,581.60

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Solution

The fourth proportional to 3,631.36, 4,998.24 and 2,581.60 is: 3,553.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631.36 : 4,998.24 = 2,581.60 : x
  2. Step 2: Convert to fraction form
    3,631.36/4,998.24 = 2,581.60/x
  3. Step 3: Cross multiply
    3,631.36x = 4,998.24 × 2,581.60
  4. Step 4: Simplify right side
    3,631.36x = 12,903,456.38
  5. Step 5: Solve for x
    x = 12,903,456.38/3,631.36
  6. Step 6: Final answer
    x = 3,553.34

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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.