Home / 4,109.94-6,178.28-3,297.11

Finding the Fourth Proportional to 4,109.94, 6,178.28 and 3,297.11

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Solution

The fourth proportional to 4,109.94, 6,178.28 and 3,297.11 is: 4,956.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109.94 : 6,178.28 = 3,297.11 : x
  2. Step 2: Convert to fraction form
    4,109.94/6,178.28 = 3,297.11/x
  3. Step 3: Cross multiply
    4,109.94x = 6,178.28 × 3,297.11
  4. Step 4: Simplify right side
    4,109.94x = 20,370,421.39
  5. Step 5: Solve for x
    x = 20,370,421.39/4,109.94
  6. Step 6: Final answer
    x = 4,956.38

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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.