Home / 3,635.54-5,019.87-2,794.94

Finding the Fourth Proportional to 3,635.54, 5,019.87 and 2,794.94

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Solution

The fourth proportional to 3,635.54, 5,019.87 and 2,794.94 is: 3,859.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635.54 : 5,019.87 = 2,794.94 : x
  2. Step 2: Convert to fraction form
    3,635.54/5,019.87 = 2,794.94/x
  3. Step 3: Cross multiply
    3,635.54x = 5,019.87 × 2,794.94
  4. Step 4: Simplify right side
    3,635.54x = 14,030,235.46
  5. Step 5: Solve for x
    x = 14,030,235.46/3,635.54
  6. Step 6: Final answer
    x = 3,859.19

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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.