Home / 2,513.16-3,769.68-1,403.24

Finding the Fourth Proportional to 2,513.16, 3,769.68 and 1,403.24

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Solution

The fourth proportional to 2,513.16, 3,769.68 and 1,403.24 is: 2,104.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,513.16 : 3,769.68 = 1,403.24 : x
  2. Step 2: Convert to fraction form
    2,513.16/3,769.68 = 1,403.24/x
  3. Step 3: Cross multiply
    2,513.16x = 3,769.68 × 1,403.24
  4. Step 4: Simplify right side
    2,513.16x = 5,289,765.76
  5. Step 5: Solve for x
    x = 5,289,765.76/2,513.16
  6. Step 6: Final answer
    x = 2,104.83

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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.