Home / 3,618.72-4,994.07-2,025.52

Finding the Fourth Proportional to 3,618.72, 4,994.07 and 2,025.52

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Solution

The fourth proportional to 3,618.72, 4,994.07 and 2,025.52 is: 2,795.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618.72 : 4,994.07 = 2,025.52 : x
  2. Step 2: Convert to fraction form
    3,618.72/4,994.07 = 2,025.52/x
  3. Step 3: Cross multiply
    3,618.72x = 4,994.07 × 2,025.52
  4. Step 4: Simplify right side
    3,618.72x = 10,115,563.70
  5. Step 5: Solve for x
    x = 10,115,563.70/3,618.72
  6. Step 6: Final answer
    x = 2,795.34

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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.