Home / 5,078.82-7,617.74-3,604.34

Finding the Fourth Proportional to 5,078.82, 7,617.74 and 3,604.34

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Solution

The fourth proportional to 5,078.82, 7,617.74 and 3,604.34 is: 5,406.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,078.82 : 7,617.74 = 3,604.34 : x
  2. Step 2: Convert to fraction form
    5,078.82/7,617.74 = 3,604.34/x
  3. Step 3: Cross multiply
    5,078.82x = 7,617.74 × 3,604.34
  4. Step 4: Simplify right side
    5,078.82x = 27,456,924.99
  5. Step 5: Solve for x
    x = 27,456,924.99/5,078.82
  6. Step 6: Final answer
    x = 5,406.16

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1.5x scale

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.