Home / 2,518.64-3,775.68-1,363.04

Finding the Fourth Proportional to 2,518.64, 3,775.68 and 1,363.04

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Solution

The fourth proportional to 2,518.64, 3,775.68 and 1,363.04 is: 2,043.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,518.64 : 3,775.68 = 1,363.04 : x
  2. Step 2: Convert to fraction form
    2,518.64/3,775.68 = 1,363.04/x
  3. Step 3: Cross multiply
    2,518.64x = 3,775.68 × 1,363.04
  4. Step 4: Simplify right side
    2,518.64x = 5,146,402.87
  5. Step 5: Solve for x
    x = 5,146,402.87/2,518.64
  6. Step 6: Final answer
    x = 2,043.33

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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.